Rock Hill weather by month

Check out Rock Hill weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Rock Hill (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
11°C maximum daytime temperature in January in Rock Hill11
13°C maximum daytime temperature in February in Rock Hill13
18°C maximum daytime temperature in March in Rock Hill18
23°C maximum daytime temperature in April in Rock Hill23
27°C maximum daytime temperature in May in Rock Hill27
30°C maximum daytime temperature in June in Rock Hill30
32°C maximum daytime temperature in July in Rock Hill32
31°C maximum daytime temperature in August in Rock Hill31
28°C maximum daytime temperature in September in Rock Hill28
23°C maximum daytime temperature in October in Rock Hill23
18°C maximum daytime temperature in November in Rock Hill18
12°C maximum daytime temperature in December in Rock Hill12
Min temperature (night-time)
-1°C minimum night-time temperature in January in Rock Hill-1
1°C minimum night-time temperature in February in Rock Hill1
5°C minimum night-time temperature in March in Rock Hill5
9°C minimum night-time temperature in April in Rock Hill9
14°C minimum night-time temperature in May in Rock Hill14
19°C minimum night-time temperature in June in Rock Hill19
21°C minimum night-time temperature in July in Rock Hill21
20°C minimum night-time temperature in August in Rock Hill20
17°C minimum night-time temperature in September in Rock Hill17
10°C minimum night-time temperature in October in Rock Hill10
5°C minimum night-time temperature in November in Rock Hill5
1°C minimum night-time temperature in December in Rock Hill1
Heat & Humidity
No heat & humidity in January in Rock Hill0
No heat & humidity in February in Rock Hill0
No heat & humidity in March in Rock Hill0
No heat & humidity in April in Rock Hill0
Low heat & humidity in May in Rock HillL
High heat & humidity in June in Rock HillH
High heat & humidity in July in Rock HillH
High heat & humidity in August in Rock HillH
Moderate heat & humidity in September in Rock HillM
No heat & humidity in October in Rock Hill0
No heat & humidity in November in Rock Hill0
No heat & humidity in December in Rock Hill0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Rock Hill

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Rock Hill10
11 hours of daylight per day in February in Rock Hill11
12 hours of daylight per day in March in Rock Hill12
13 hours of daylight per day in April in Rock Hill13
14 hours of daylight per day in May in Rock Hill14
14 hours of daylight per day in June in Rock Hill14
14 hours of daylight per day in July in Rock Hill14
13 hours of daylight per day in August in Rock Hill13
12 hours of daylight per day in September in Rock Hill12
11 hours of daylight per day in October in Rock Hill11
10 hours of daylight per day in November in Rock Hill10
10 hours of daylight per day in December in Rock Hill10
UV Index (Maximum)
UV (maximum) index 3 (Moderate) in January in Rock Hill3
UV (maximum) index 4 (Moderate) in February in Rock Hill4
UV (maximum) index 6 (High) in March in Rock Hill6
UV (maximum) index 8 (Very High) in April in Rock Hill8
UV (maximum) index 9 (Very High) in May in Rock Hill9
UV (maximum) index 10 (Very High) in June in Rock Hill10
UV (maximum) index 10 (Very High) in July in Rock Hill10
UV (maximum) index 9 (Very High) in August in Rock Hill9
UV (maximum) index 8 (Very High) in September in Rock Hill8
UV (maximum) index 6 (High) in October in Rock Hill6
UV (maximum) index 3 (Moderate) in November in Rock Hill3
UV (maximum) index 3 (Moderate) in December in Rock Hill3

Rainfall in Rock Hill

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
10 days with some rainfall in January in Rock Hill10
9 days with some rainfall in February in Rock Hill9
11 days with some rainfall in March in Rock Hill11
8 days with some rainfall in April in Rock Hill8
10 days with some rainfall in May in Rock Hill10
10 days with some rainfall in June in Rock Hill10
11 days with some rainfall in July in Rock Hill11
10 days with some rainfall in August in Rock Hill10
7 days with some rainfall in September in Rock Hill7
7 days with some rainfall in October in Rock Hill7
8 days with some rainfall in November in Rock Hill8
10 days with some rainfall in December in Rock Hill10
Average monthly rainfall (mm)
109 mm monthly rainfall in January in Rock Hill109
105 mm monthly rainfall in February in Rock Hill105
126 mm monthly rainfall in March in Rock Hill126
79 mm monthly rainfall in April in Rock Hill79
92 mm monthly rainfall in May in Rock Hill92
107 mm monthly rainfall in June in Rock Hill107
111 mm monthly rainfall in July in Rock Hill111
109 mm monthly rainfall in August in Rock Hill109
103 mm monthly rainfall in September in Rock Hill103
88 mm monthly rainfall in October in Rock Hill88
84 mm monthly rainfall in November in Rock Hill84
95 mm monthly rainfall in December in Rock Hill95

More about Rock Hill

Rock Hill by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for South Carolina (Rock Hill) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Rock Hill?

Rock Hill has a temperate climate with hot summers and some rainfall in all months.

Rock Hill weather in January

Expect daytime maximum temperatures of 11°C in Rock Hill, South Carolina in January based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 109 mm of rainfall in the month.

  • 11°C maximum daytime temperature in January in Rock Hill11
    11°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in January in Rock Hill10
    10 days with some rainfall
  • -1°C minimum night-time temperature in January in Rock Hill-1
    -1°C min night temperature
  • 10 hours of daylight per day in January in Rock Hill10
    10 hours of daylight per day
  • No heat & humidity in January in Rock Hill0
    No heat & humidity
  • 109 mm monthly rainfall in January in Rock Hill109
    109 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Rock Hill3
    3 (Moderate) UV index

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Rock Hill weather in February

Expect daytime maximum temperatures of 13°C in Rock Hill, South Carolina in February based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 105 mm of rainfall in the month.

  • 13°C maximum daytime temperature in February in Rock Hill13
    13°C max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in February in Rock Hill9
    9 days with some rainfall
  • 1°C minimum night-time temperature in February in Rock Hill1
    1°C min night temperature
  • 11 hours of daylight per day in February in Rock Hill11
    11 hours of daylight per day
  • No heat & humidity in February in Rock Hill0
    No heat & humidity
  • 105 mm monthly rainfall in February in Rock Hill105
    105 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in February in Rock Hill4
    4 (Moderate) UV index

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Rock Hill weather in March

Expect daytime maximum temperatures of 18°C in Rock Hill, South Carolina in March based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 126 mm of rainfall in the month.

  • 18°C maximum daytime temperature in March in Rock Hill18
    18°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in March in Rock Hill11
    11 days with some rainfall
  • 5°C minimum night-time temperature in March in Rock Hill5
    5°C min night temperature
  • 12 hours of daylight per day in March in Rock Hill12
    12 hours of daylight per day
  • No heat & humidity in March in Rock Hill0
    No heat & humidity
  • 126 mm monthly rainfall in March in Rock Hill126
    126 mm of monthly rainfall
  • UV (maximum) index 6 (High) in March in Rock Hill6
    6 (High) UV index

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Rock Hill weather in April

Expect daytime maximum temperatures of 23°C in Rock Hill, South Carolina in April based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 79 mm of rainfall in the month.

  • 23°C maximum daytime temperature in April in Rock Hill23
    23°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in April in Rock Hill8
    8 days with some rainfall
  • 9°C minimum night-time temperature in April in Rock Hill9
    9°C min night temperature
  • 13 hours of daylight per day in April in Rock Hill13
    13 hours of daylight per day
  • No heat & humidity in April in Rock Hill0
    No heat & humidity
  • 79 mm monthly rainfall in April in Rock Hill79
    79 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in April in Rock Hill8
    8 (Very High) UV index

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Rock Hill weather in May

Expect daytime maximum temperatures of 27°C in Rock Hill, South Carolina in May based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 92 mm of rainfall in the month.

  • 27°C maximum daytime temperature in May in Rock Hill27
    27°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in May in Rock Hill10
    10 days with some rainfall
  • 14°C minimum night-time temperature in May in Rock Hill14
    14°C min night temperature
  • 14 hours of daylight per day in May in Rock Hill14
    14 hours of daylight per day
  • Low heat & humidity in May in Rock HillL
    Low heat & humidity
  • 92 mm monthly rainfall in May in Rock Hill92
    92 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Rock Hill9
    9 (Very High) UV index

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Rock Hill weather in June

Expect daytime maximum temperatures of 30°C in Rock Hill, South Carolina in June and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average with 10 days with some rainfall and typically 107 mm of rainfall in the month.

  • 30°C maximum daytime temperature in June in Rock Hill30
    30°C max day temperature
  • 10 hours of sunshine per day
  • 10 days with some rainfall in June in Rock Hill10
    10 days with some rainfall
  • 19°C minimum night-time temperature in June in Rock Hill19
    19°C min night temperature
  • 14 hours of daylight per day in June in Rock Hill14
    14 hours of daylight per day
  • High heat & humidity in June in Rock HillH
    High heat & humidity
  • 107 mm monthly rainfall in June in Rock Hill107
    107 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Rock Hill10
    10 (Very High) UV index

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Rock Hill weather in July

Expect daytime maximum temperatures of 32°C in Rock Hill, South Carolina in July and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 11 days with some rainfall and typically 111 mm of rainfall in the month.

  • 32°C maximum daytime temperature in July in Rock Hill32
    32°C max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in July in Rock Hill11
    11 days with some rainfall
  • 21°C minimum night-time temperature in July in Rock Hill21
    21°C min night temperature
  • 14 hours of daylight per day in July in Rock Hill14
    14 hours of daylight per day
  • High heat & humidity in July in Rock HillH
    High heat & humidity
  • 111 mm monthly rainfall in July in Rock Hill111
    111 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Rock Hill10
    10 (Very High) UV index

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Rock Hill weather in August

Expect daytime maximum temperatures of 31°C in Rock Hill, South Carolina in August and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 109 mm of rainfall in the month.

  • 31°C maximum daytime temperature in August in Rock Hill31
    31°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in August in Rock Hill10
    10 days with some rainfall
  • 20°C minimum night-time temperature in August in Rock Hill20
    20°C min night temperature
  • 13 hours of daylight per day in August in Rock Hill13
    13 hours of daylight per day
  • High heat & humidity in August in Rock HillH
    High heat & humidity
  • 109 mm monthly rainfall in August in Rock Hill109
    109 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Rock Hill9
    9 (Very High) UV index

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Rock Hill weather in September

Expect daytime maximum temperatures of 28°C in Rock Hill, South Carolina in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 103 mm of rainfall in the month.

  • 28°C maximum daytime temperature in September in Rock Hill28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in September in Rock Hill7
    7 days with some rainfall
  • 17°C minimum night-time temperature in September in Rock Hill17
    17°C min night temperature
  • 12 hours of daylight per day in September in Rock Hill12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Rock HillM
    Moderate heat & humidity
  • 103 mm monthly rainfall in September in Rock Hill103
    103 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Rock Hill8
    8 (Very High) UV index

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Rock Hill weather in October

Expect daytime maximum temperatures of 23°C in Rock Hill, South Carolina in October based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 88 mm of rainfall in the month.

  • 23°C maximum daytime temperature in October in Rock Hill23
    23°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in October in Rock Hill7
    7 days with some rainfall
  • 10°C minimum night-time temperature in October in Rock Hill10
    10°C min night temperature
  • 11 hours of daylight per day in October in Rock Hill11
    11 hours of daylight per day
  • No heat & humidity in October in Rock Hill0
    No heat & humidity
  • 88 mm monthly rainfall in October in Rock Hill88
    88 mm of monthly rainfall
  • UV (maximum) index 6 (High) in October in Rock Hill6
    6 (High) UV index

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Rock Hill weather in November

Expect daytime maximum temperatures of 18°C in Rock Hill, South Carolina in November based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 84 mm of rainfall in the month.

  • 18°C maximum daytime temperature in November in Rock Hill18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 8 days with some rainfall in November in Rock Hill8
    8 days with some rainfall
  • 5°C minimum night-time temperature in November in Rock Hill5
    5°C min night temperature
  • 10 hours of daylight per day in November in Rock Hill10
    10 hours of daylight per day
  • No heat & humidity in November in Rock Hill0
    No heat & humidity
  • 84 mm monthly rainfall in November in Rock Hill84
    84 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in November in Rock Hill3
    3 (Moderate) UV index

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Rock Hill weather in December

Expect daytime maximum temperatures of 12°C in Rock Hill, South Carolina in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 95 mm of rainfall in the month.

  • 12°C maximum daytime temperature in December in Rock Hill12
    12°C max day temperature
  • 6 hours of sunshine per day
  • 10 days with some rainfall in December in Rock Hill10
    10 days with some rainfall
  • 1°C minimum night-time temperature in December in Rock Hill1
    1°C min night temperature
  • 10 hours of daylight per day in December in Rock Hill10
    10 hours of daylight per day
  • No heat & humidity in December in Rock Hill0
    No heat & humidity
  • 95 mm monthly rainfall in December in Rock Hill95
    95 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in December in Rock Hill3
    3 (Moderate) UV index

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More about Rock Hill

Rock Hill by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for South Carolina

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  • Book beach holidays, city breaks & tours in 2025/2026
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The climate guide for South Carolina (Rock Hill) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare Rock Hill with the UK

Below the Rock Hill chart shows average maximum daytime temperature for Rock Hill, South Carolina, USA and the UK (London).

Maximum daytime temperature (°C)

Rock Hill, South Carolina, USA
UK (London)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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