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 (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
82°F maximum daytime temperature in January in St John82
82°F maximum daytime temperature in February in St John82
82°F maximum daytime temperature in March in St John82
84°F maximum daytime temperature in April in St John84
84°F maximum daytime temperature in May in St John84
86°F maximum daytime temperature in June in St John86
86°F maximum daytime temperature in July in St John86
88°F maximum daytime temperature in August in St John88
88°F maximum daytime temperature in September in St John88
86°F maximum daytime temperature in October in St John86
84°F maximum daytime temperature in November in St John84
82°F maximum daytime temperature in December in St John82
Min temperature (night-time)
70°F minimum night-time temperature in January in St John70
70°F minimum night-time temperature in February in St John70
70°F minimum night-time temperature in March in St John70
72°F minimum night-time temperature in April in St John72
73°F minimum night-time temperature in May in St John73
75°F minimum night-time temperature in June in St John75
75°F minimum night-time temperature in July in St John75
75°F minimum night-time temperature in August in St John75
75°F minimum night-time temperature in September in St John75
75°F minimum night-time temperature in October in St John75
73°F minimum night-time temperature in November in St John73
72°F minimum night-time temperature in December in St John72
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
79°F sea temperature in January in St John79
79°F sea temperature in February in St John79
79°F sea temperature in March in St John79
79°F sea temperature in April in St John79
81°F sea temperature in May in St John81
82°F sea temperature in June in St John82
82°F sea temperature in July in St John82
82°F sea temperature in August in St John82
84°F sea temperature in September in St John84
84°F sea temperature in October in St John84
82°F sea temperature in November in St John82
81°F sea temperature in December in St John81

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 (inches)
2.7 inches monthly rainfall in January in St John2.7
2.1 inches monthly rainfall in February in St John2.1
2.2 inches monthly rainfall in March in St John2.2
3.5 inches monthly rainfall in April in St John3.5
5.1 inches monthly rainfall in May in St John5.1
2.9 inches monthly rainfall in June in St John2.9
3.3 inches monthly rainfall in July in St John3.3
4.9 inches monthly rainfall in August in St John4.9
5.6 inches monthly rainfall in September in St John5.6
6.3 inches monthly rainfall in October in St John6.3
6.3 inches monthly rainfall in November in St John6.3
4.7 inches monthly rainfall in December in St John4.7

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)  |  Imperial (°F)

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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 (°F)

St John, Virgin Islands
USA (Washington)
82
41
82
45
82
55
84
66
84
75
86
84
86
88
88
86
88
79
86
68
84
57
82
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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