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St. John's Weather Forecast

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

Newfoundland, Canada

DayLocal TimeDirSpeed/
Gust		Temp/
Feels Like		HumidityPressureCloud AmountPrecip AmountWeather
Sun 20
Oct		12:00

W
W

 16 / 26 mph 49 / 43°F 74% 1004 mb
Low level cloud: 42%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

W
W

 13 / 17 mph 51 / 46°F 78% 1005 mb
Low level cloud: 67%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

W
W

 13 / 17 mph 49 / 44°F 79% 1006 mb
Low level cloud: 68%
Mid level cloud: 48%
High level cloud: 0%
Most Significant Cloud Type: low
84%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

WNW
WNW

 13 / 17 mph 47 / 41°F 79% 1008 mb
Low level cloud: 39%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: low
55%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 21
Oct		00:00

W
W

 15 / 23 mph 44 / 36°F 80% 1008 mb
Low level cloud: 36%
Mid level cloud: 24%
High level cloud: 0%
Most Significant Cloud Type: low
44%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

WNW
WNW

 17 / 30 mph 43 / 35°F 85% 1010 mb
Low level cloud: 89%
Mid level cloud: 58%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

WNW
WNW

 16 / 31 mph 42 / 35°F 85% 1011 mb
Low level cloud: 83%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

WNW
WNW

 17 / 30 mph 44 / 36°F 81% 1014 mb
Low level cloud: 56%
Mid level cloud: 15%
High level cloud: 0%
Most Significant Cloud Type: low
61%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

WNW
WNW

 17 / 29 mph 45 / 38°F 76% 1015 mb
Low level cloud: 83%
Mid level cloud: 44%
High level cloud: 0%
Most Significant Cloud Type: low
98%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

NW
NW

 16 / 29 mph 46 / 39°F 78% 1017 mb
Low level cloud: 72%
Mid level cloud: 25%
High level cloud: 0%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

NW
NW

 11 / 17 mph 45 / 40°F 86% 1018 mb
Low level cloud: 47%
Mid level cloud: 19%
High level cloud: 5%
Most Significant Cloud Type: low
53%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

NW
NW

 11 / 17 mph 44 / 38°F 86% 1020 mb
Low level cloud: 74%
Mid level cloud: 14%
High level cloud: 17%
Most Significant Cloud Type: low
80%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for St. John's:

Taking a look at St. John's over the coming week and the average daytime maximum temperature will be around 10°C, with a high for the week of 14°C expected on the afternoon of Saturday 26th. The average minimum temperature will be 6°C, dipping to its lowest on the morning of Tuesday 22nd at 4°C. The coming week will have mostly dry days although Thursday 24th and Saturday 26th are likely to see a significant amount of rain. It looks like Sunday 22nd will have the most precipitation with an accumulation of around 39.0mm. On the whole winds are likely to be moderate. The strongest wind will be experienced on Sunday afternoon, coming from a north westerly direction, and reaching around 40mph.

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