St John weather by month

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

Temperature in St John (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
28°C maximum daytime temperature in January in St John28
28°C maximum daytime temperature in February in St John28
28°C maximum daytime temperature in March in St John28
29°C maximum daytime temperature in April in St John29
29°C maximum daytime temperature in May in St John29
30°C maximum daytime temperature in June in St John30
30°C maximum daytime temperature in July in St John30
31°C maximum daytime temperature in August in St John31
31°C maximum daytime temperature in September in St John31
30°C maximum daytime temperature in October in St John30
29°C maximum daytime temperature in November in St John29
28°C maximum daytime temperature in December in St John28
Min temperature (night-time)
21°C minimum night-time temperature in January in St John21
21°C minimum night-time temperature in February in St John21
21°C minimum night-time temperature in March in St John21
22°C minimum night-time temperature in April in St John22
23°C minimum night-time temperature in May in St John23
24°C minimum night-time temperature in June in St John24
24°C minimum night-time temperature in July in St John24
24°C minimum night-time temperature in August in St John24
24°C minimum night-time temperature in September in St John24
24°C minimum night-time temperature in October in St John24
23°C minimum night-time temperature in November in St John23
22°C minimum night-time temperature in December in St John22
Heat & Humidity
Moderate heat & humidity in January in St JohnM
Moderate heat & humidity in February in St JohnM
Moderate heat & humidity in March in St JohnM
Moderate heat & humidity in April in St JohnM
High heat & humidity in May in St JohnH
High heat & humidity in June in St JohnH
High heat & humidity in July in St JohnH
High heat & humidity in August in St JohnH
High heat & humidity in September in St JohnH
High heat & humidity in October in St JohnH
High heat & humidity in November in St JohnH
Moderate heat & humidity in December in St JohnM
Sea temperature
26°C sea temperature in January in St John26
26°C sea temperature in February in St John26
26°C sea temperature in March in St John26
26°C sea temperature in April in St John26
27°C sea temperature in May in St John27
28°C sea temperature in June in St John28
28°C sea temperature in July in St John28
28°C sea temperature in August in St John28
29°C sea temperature in September in St John29
29°C sea temperature in October in St John29
28°C sea temperature in November in St John28
27°C sea temperature in December in St John27

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

Sunshine & Daylight in St John

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in St John11
12 hours of daylight per day in February in St John12
12 hours of daylight per day in March in St John12
13 hours of daylight per day in April in St John13
13 hours of daylight per day in May in St John13
13 hours of daylight per day in June in St John13
13 hours of daylight per day in July in St John13
13 hours of daylight per day in August in St John13
12 hours of daylight per day in September in St John12
12 hours of daylight per day in October in St John12
11 hours of daylight per day in November in St John11
11 hours of daylight per day in December in St John11
UV Index (Maximum)
UV (maximum) index 8 (Very High) in January in St John8
UV (maximum) index 10 (Very High) in February in St John10
UV (maximum) index 11+ (Extreme) in March in St John11
UV (maximum) index 11+ (Extreme) in April in St John11
UV (maximum) index 11+ (Extreme) in May in St John11
UV (maximum) index 11+ (Extreme) in June in St John11
UV (maximum) index 11+ (Extreme) in July in St John11
UV (maximum) index 11+ (Extreme) in August in St John11
UV (maximum) index 11+ (Extreme) in September in St John11
UV (maximum) index 10 (Very High) in October in St John10
UV (maximum) index 8 (Very High) in November in St John8
UV (maximum) index 7 (High) in December in St John7

Rainfall in St John

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
14 days with some rainfall in January in St John14
10 days with some rainfall in February in St John10
10 days with some rainfall in March in St John10
9 days with some rainfall in April in St John9
12 days with some rainfall in May in St John12
12 days with some rainfall in June in St John12
14 days with some rainfall in July in St John14
14 days with some rainfall in August in St John14
16 days with some rainfall in September in St John16
16 days with some rainfall in October in St John16
15 days with some rainfall in November in St John15
14 days with some rainfall in December in St John14
Average monthly rainfall (mm)
68 mm monthly rainfall in January in St John68
54 mm monthly rainfall in February in St John54
57 mm monthly rainfall in March in St John57
88 mm monthly rainfall in April in St John88
129 mm monthly rainfall in May in St John129
73 mm monthly rainfall in June in St John73
85 mm monthly rainfall in July in St John85
124 mm monthly rainfall in August in St John124
143 mm monthly rainfall in September in St John143
161 mm monthly rainfall in October in St John161
161 mm monthly rainfall in November in St John161
119 mm monthly rainfall in December in St John119

More about the St John

St John by month

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

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The climate guide for Virgin Islands (St John) 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 St John?

St John has a hot tropical climate with a winter dry season.

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

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Tropical storm risk: St John hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
2.2%
3.8%
1.6%
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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Compare St John with the USA

Below the St John chart shows average maximum daytime temperature for St John, Virgin Islands and the USA (Washington).

Maximum daytime temperature (°C)

St John, Virgin Islands
USA (Washington)
28
5
28
7
28
13
29
19
29
24
30
29
30
31
31
30
31
26
30
20
29
14
28
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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