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St. John's Weather Forecast

Temperature, wind, rain and more for St. John's

Antigua And Barbuda

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sun 15
Mar		08:00

E
E

 26 / 36 mph 78 / 80°F 72% 1018 mb
Low level cloud: 36%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
37%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

 23 / 30 mph 79 / 81°F 67% 1018 mb
Low level cloud: 22%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
22%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

 24 / 28 mph 80 / 83°F 71% 1016 mb
Low level cloud: 56%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
17:00

E
E

 24 / 28 mph 80 / 82°F 72% 1015 mb
Low level cloud: 34%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
33%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

 24 / 31 mph 78 / 81°F 74% 1017 mb
Low level cloud: 30%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
30%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

 26 / 34 mph 77 / 81°F 75% 1017 mb
Low level cloud: 33%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
34%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 16
Mar		02:00

E
E

 25 / 37 mph 76 / 79°F 71% 1016 mb
Low level cloud: 14%
Mid level cloud: 7%
High level cloud: 0%
Most Significant Cloud Type: low
16%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
05:00

E
E

 26 / 40 mph 75 / 79°F 72% 1017 mb
Low level cloud: 36%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
38%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
08:00

E
E

 24 / 35 mph 77 / 79°F 72% 1019 mb
Low level cloud: 61%
Mid level cloud: 13%
High level cloud: 0%
Most Significant Cloud Type: low
65%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
11:00

E
E

 25 / 32 mph 79 / 81°F 71% 1019 mb
Low level cloud: 49%
Mid level cloud: 9%
High level cloud: 0%
Most Significant Cloud Type: low
52%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
14:00

E
E

 23 / 28 mph 80 / 81°F 65% 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
17:00

E
E

 22 / 27 mph 80 / 82°F 71% 1016 mb
Low level cloud: 43%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
20:00

E
E

 23 / 31 mph 77 / 81°F 73% 1018 mb
Low level cloud: 53%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
56%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
23:00

E
E

 23 / 34 mph 77 / 80°F 73% 1018 mb
Low level cloud: 22%
Mid level cloud: 3%
High level cloud: 0%
Most Significant Cloud Type: low
23%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In

Other Locations Near to St. John's

The 7 day weather forecast summary for St. John's:

The forecast for St. John's in the coming week is predicting the average daytime maximum temperature will be around 27°C, with a high for the week of 29°C expected on the afternoon of Sunday 22nd. The average minimum temperature will be 24°C, dipping to its lowest on the morning of Wednesday 18th at 24°C. The week ahead will have most days seeing a little rain. It looks like Sunday 18th will have the most precipitation with an accumulation of around 2.0mm. 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