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St. John Weather Forecast

Temperature, wind, rain and more for St. John

Virgin Islands

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sun 15
Mar		02:00

E
E

 20 / 28 mph 78 / 81°F 75% 1016 mb
Low level cloud: 56%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
57%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

 22 / 31 mph 77 / 80°F 76% 1016 mb
Low level cloud: 64%
Mid level cloud: 5%
High level cloud: 0%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

E
E

 23 / 32 mph 79 / 81°F 75% 1018 mb
Low level cloud: 64%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

 25 / 29 mph 81 / 83°F 75% 1018 mb
Low level cloud: 66%
Mid level cloud: 6%
High level cloud: 0%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

 25 / 28 mph 82 / 85°F 72% 1017 mb
Low level cloud: 53%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

E
E

 24 / 27 mph 81 / 84°F 71% 1015 mb
Low level cloud: 65%
Mid level cloud: 1%
High level cloud: 0%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

 26 / 31 mph 79 / 82°F 67% 1017 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: high
0%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

 25 / 33 mph 78 / 82°F 72% 1018 mb
Low level cloud: 47%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
46%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 16
Mar		02:00

E
E

 25 / 33 mph 77 / 81°F 76% 1017 mb
Low level cloud: 70%
Mid level cloud: 17%
High level cloud: 0%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

 27 / 38 mph 77 / 80°F 74% 1016 mb
Low level cloud: 58%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
60%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

E
E

 26 / 35 mph 79 / 81°F 74% 1019 mb
Low level cloud: 62%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
64%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

 27 / 34 mph 80 / 82°F 71% 1019 mb
Low level cloud: 60%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
62%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

 23 / 27 mph 80 / 82°F 68% 1018 mb
Low level cloud: 59%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
59%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

E
E

 23 / 28 mph 80 / 82°F 70% 1017 mb
Low level cloud: 59%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
58%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

 24 / 33 mph 78 / 81°F 70% 1018 mb
Low level cloud: 33%
Mid level cloud: 2%
High level cloud: 0%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

 23 / 31 mph 78 / 81°F 74% 1019 mb
Low level cloud: 60%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In

Other Locations Near to St. John

The 7 day weather forecast summary for St. John:

Reviewing the forecast for St. John Over the next 7 days and the average daytime maximum temperature will be around 28°C, with a high for the week of 29°C expected on the afternoon of Sunday 22nd. The mean minimum temperature will be 25°C, dipping to its lowest on the morning of Sunday 15th at 25°C. The coming week will have mixed weather with some days dry and some seeing a little rain. The indicators are that Thursday 15th will have the most precipitation with an accumulation of around 3.0mm. On the whole winds are likely to be fresh. The strongest wind will be felt on Monday morning, coming from a easterly direction, and reaching around 26mph.

The day label given represents the local day relative to the local time for the location you are looking at.
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Day

This time is corrected for local time zones and where possible for daylight saving times.
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Local Time

The wind direction we use on this page is the direction the wind is coming from, given in a 16 point compass format.
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Dir

This refers to the sustained average wind speed, normally averaged over a period of 10 minutes for up to 3 hrs.
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Speed/
Gust

Temperature from our forecast perspective are fairly well defined, they are what we would expect to measure in a standard meteorological screen (in other words, shaded and well ventilated) at 2 metres above ground level.
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Temp/
Feels Like

The relative humidity is the percent of saturation humidity, generally calculated in relation to saturated vapour density.
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Humidity

The value given is a total predicted for the previous 3 hrs and includes the time of the forecast being looked at.
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Precip Amount

The total amount of cloud as a percentage is derived from looking at cloud cover throughout the atmosphere and estimating how these combine when looked at from the ground.
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Cloud Amount

Here we try to capture the feel of the weather as an image – it will never be perfect but is useful for a quick overview.
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Weather

When we measure for forecast air pressure we are normally doing this relative to a certain height and most commonly relative to Mean Sea Level.
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Pressure