Baltimore climate guide

Temperature in Baltimore (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
5°C maximum daytime temperature in January in Baltimore5
7°C maximum daytime temperature in February in Baltimore7
12°C maximum daytime temperature in March in Baltimore12
18°C maximum daytime temperature in April in Baltimore18
24°C maximum daytime temperature in May in Baltimore24
29°C maximum daytime temperature in June in Baltimore29
31°C maximum daytime temperature in July in Baltimore31
30°C maximum daytime temperature in August in Baltimore30
26°C maximum daytime temperature in September in Baltimore26
20°C maximum daytime temperature in October in Baltimore20
14°C maximum daytime temperature in November in Baltimore14
8°C maximum daytime temperature in December in Baltimore8
Min temperature (night-time)
-3°C minimum night-time temperature in January in Baltimore-3
-2°C minimum night-time temperature in February in Baltimore-2
2°C minimum night-time temperature in March in Baltimore2
7°C minimum night-time temperature in April in Baltimore7
13°C minimum night-time temperature in May in Baltimore13
18°C minimum night-time temperature in June in Baltimore18
21°C minimum night-time temperature in July in Baltimore21
20°C minimum night-time temperature in August in Baltimore20
16°C minimum night-time temperature in September in Baltimore16
10°C minimum night-time temperature in October in Baltimore10
5°C minimum night-time temperature in November in Baltimore5
-1°C minimum night-time temperature in December in Baltimore-1
Sea temperature
2°C sea temperature in January in Baltimore2
1°C sea temperature in February in Baltimore1
4°C sea temperature in March in Baltimore4
9°C sea temperature in April in Baltimore9
12°C sea temperature in May in Baltimore12
19°C sea temperature in June in Baltimore19
24°C sea temperature in July in Baltimore24
25°C sea temperature in August in Baltimore25
22°C sea temperature in September in Baltimore22
17°C sea temperature in October in Baltimore17
12°C sea temperature in November in Baltimore12
6°C sea temperature in December in Baltimore6

Sunshine & Daylight in Baltimore

  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 Baltimore10
11 hours of daylight per day in February in Baltimore11
12 hours of daylight per day in March in Baltimore12
13 hours of daylight per day in April in Baltimore13
14 hours of daylight per day in May in Baltimore14
15 hours of daylight per day in June in Baltimore15
15 hours of daylight per day in July in Baltimore15
14 hours of daylight per day in August in Baltimore14
12 hours of daylight per day in September in Baltimore12
11 hours of daylight per day in October in Baltimore11
10 hours of daylight per day in November in Baltimore10
9 hours of daylight per day in December in Baltimore9

Rainfall in Baltimore

  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 Baltimore10
9 days with some rainfall in February in Baltimore9
10 days with some rainfall in March in Baltimore10
10 days with some rainfall in April in Baltimore10
11 days with some rainfall in May in Baltimore11
9 days with some rainfall in June in Baltimore9
10 days with some rainfall in July in Baltimore10
9 days with some rainfall in August in Baltimore9
7 days with some rainfall in September in Baltimore7
7 days with some rainfall in October in Baltimore7
9 days with some rainfall in November in Baltimore9
9 days with some rainfall in December in Baltimore9
Average monthly rainfall (mm)
77 mm monthly rainfall in January in Baltimore77
79 mm monthly rainfall in February in Baltimore79
98 mm monthly rainfall in March in Baltimore98
82 mm monthly rainfall in April in Baltimore82
97 mm monthly rainfall in May in Baltimore97
90 mm monthly rainfall in June in Baltimore90
99 mm monthly rainfall in July in Baltimore99
105 mm monthly rainfall in August in Baltimore105
91 mm monthly rainfall in September in Baltimore91
76 mm monthly rainfall in October in Baltimore76
86 mm monthly rainfall in November in Baltimore86
91 mm monthly rainfall in December in Baltimore91

More climate for Baltimore

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Baltimore2
UV (maximum) index 3 (Moderate) in February in Baltimore3
UV (maximum) index 5 (Moderate) in March in Baltimore5
UV (maximum) index 6 (High) in April in Baltimore6
UV (maximum) index 8 (Very High) in May in Baltimore8
UV (maximum) index 9 (Very High) in June in Baltimore9
UV (maximum) index 9 (Very High) in July in Baltimore9
UV (maximum) index 8 (Very High) in August in Baltimore8
UV (maximum) index 7 (High) in September in Baltimore7
UV (maximum) index 4 (Moderate) in October in Baltimore4
UV (maximum) index 2 (Low) in November in Baltimore2
UV (maximum) index 2 (Low) in December in Baltimore2
Heat & Humidity
No heat & humidity in January in Baltimore0
No heat & humidity in February in Baltimore0
No heat & humidity in March in Baltimore0
No heat & humidity in April in Baltimore0
No heat & humidity in May in Baltimore0
Moderate heat & humidity in June in BaltimoreM
High heat & humidity in July in BaltimoreH
High heat & humidity in August in BaltimoreH
Low heat & humidity in September in BaltimoreL
No heat & humidity in October in Baltimore0
No heat & humidity in November in Baltimore0
No heat & humidity in December in Baltimore0

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

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The climate guide for Baltimore, Maryland 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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