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Climate & Weather Averages in Saint John Island, US Virgin Islands

Currently: 84 °F. Scattered clouds. (Weather station: Cyril E. King International Airport, US Virgin Islands). See more current weather

Annual Weather Averages Near Saint John Island

Averages are for Cyril E. King International Airport, which is 15 miles from Saint John Island.

Based on weather reports collected during 1992–2021.

Jan
84
73
2.76
Feb
84
73
2.16
Mar
84
73
2.05
Apr
86
75
2.36
May
87
77
3.51
Jun
89
79
3.03
Jul
90
79
3.9
Aug
90
79
4.6
Sep
89
79
5.61
Oct
88
78
5.97
Nov
86
76
6.29
Dec
85
75
3.29

All Year Climate & Weather Averages in Saint John Island

High Temp: 90 °F

Low Temp: 73 °F

Mean Temp: 82 °F

Precipitation: 3.79"

Humidity: 72%

Dew Point: 72 °F

Wind: 19 mph

Pressure: 29.99 "Hg

Visibility: 12 mi

January Climate & Weather Averages in Saint John Island

High Temp: 84 °F

Low Temp: 73 °F

Mean Temp: 79 °F

Precipitation: 2.76"

Humidity: 72%

Dew Point: 69 °F

Wind: 19 mph

Pressure: 30.03 "Hg

Visibility: 13 mi

February Climate & Weather Averages in Saint John Island

High Temp: 84 °F

Low Temp: 73 °F

Mean Temp: 79 °F

Precipitation: 2.16"

Humidity: 71%

Dew Point: 68 °F

Wind: 19 mph

Pressure: 30.03 "Hg

Visibility: 13 mi

March Climate & Weather Averages in Saint John Island

High Temp: 84 °F

Low Temp: 73 °F

Mean Temp: 79 °F

Precipitation: 2.05"

Humidity: 70%

Dew Point: 68 °F

Wind: 19 mph

Pressure: 30.01 "Hg

Visibility: 13 mi

April Climate & Weather Averages in Saint John Island

High Temp: 86 °F

Low Temp: 75 °F

Mean Temp: 81 °F

Precipitation: 2.36"

Humidity: 71%

Dew Point: 70 °F

Wind: 19 mph

Pressure: 29.99 "Hg

Visibility: 13 mi

May Climate & Weather Averages in Saint John Island

High Temp: 87 °F

Low Temp: 77 °F

Mean Temp: 82 °F

Precipitation: 3.51"

Humidity: 73%

Dew Point: 73 °F

Wind: 19 mph

Pressure: 29.99 "Hg

Visibility: 13 mi

June Climate & Weather Averages in Saint John Island

High Temp: 89 °F

Low Temp: 79 °F

Mean Temp: 84 °F

Precipitation: 3.03"

Humidity: 71%

Dew Point: 74 °F

Wind: 21 mph

Pressure: 30.02 "Hg

Visibility: 12 mi

July Climate & Weather Averages in Saint John Island

High Temp: 90 °F

Low Temp: 79 °F

Mean Temp: 84 °F

Precipitation: 3.90"

Humidity: 71%

Dew Point: 74 °F

Wind: 21 mph

Pressure: 30.03 "Hg

Visibility: 11 mi

August Climate & Weather Averages in Saint John Island

High Temp: 90 °F

Low Temp: 79 °F

Mean Temp: 84 °F

Precipitation: 4.60"

Humidity: 73%

Dew Point: 75 °F

Wind: 19 mph

Pressure: 29.99 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Saint John Island

High Temp: 89 °F

Low Temp: 79 °F

Mean Temp: 84 °F

Precipitation: 5.61"

Humidity: 75%

Dew Point: 75 °F

Wind: 16 mph

Pressure: 29.94 "Hg

Visibility: 11 mi

October Climate & Weather Averages in Saint John Island

High Temp: 88 °F

Low Temp: 78 °F

Mean Temp: 83 °F

Precipitation: 5.97"

Humidity: 75%

Dew Point: 74 °F

Wind: 15 mph

Pressure: 29.92 "Hg

Visibility: 13 mi

November Climate & Weather Averages in Saint John Island

High Temp: 86 °F

Low Temp: 76 °F

Mean Temp: 81 °F

Precipitation: 6.29"

Humidity: 75%

Dew Point: 73 °F

Wind: 16 mph

Pressure: 29.93 "Hg

Visibility: 12 mi

December Climate & Weather Averages in Saint John Island

High Temp: 85 °F

Low Temp: 75 °F

Mean Temp: 80 °F

Precipitation: 3.29"

Humidity: 73%

Dew Point: 70 °F

Wind: 19 mph

Pressure: 29.99 "Hg

Visibility: 13 mi

Quick Climate Info

Hottest MonthAugust (84 °F avg)
Coldest MonthJanuary (79 °F avg)
Wettest MonthNovember (6.29" avg)
Windiest MonthJuly (21 mph avg)
Annual precip.45.51" (per year)

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