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Cardiff Weather Forecast

Temperature, wind, rain and more for Cardiff

Glamorgan, United Kingdom

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 13
Dec
03:00

WNW
WNW

14 / 23 mph 46 / 40°F 78% 1003 mb
Low level cloud: 2%
Mid level cloud: 85%
High level cloud: 100%
Most Significant Cloud Type: medium
95%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

W
W

15 / 24 mph 47 / 41°F 82% 1003 mb
Low level cloud: 77%
Mid level cloud: 79%
High level cloud: 100%
Most Significant Cloud Type: low
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
09:00

WSW
WSW

19 / 29 mph 48 / 41°F 87% 1001 mb
Low level cloud: 89%
Mid level cloud: 70%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
12:00

W
W

25 / 37 mph 50 / 43°F 82% 997 mb
Low level cloud: 71%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: low
86%
Expect 0.09 In of precipitation over the past 3 hours.
0.09 In
15:00

WNW
WNW

27 / 38 mph 46 / 38°F 72% 996 mb
Low level cloud: 28%
Mid level cloud: 75%
High level cloud: 0%
Most Significant Cloud Type: low
53%
Expect 0.07 In of precipitation over the past 3 hours.
0.07 In
18:00

WSW
WSW

27 / 40 mph 46 / 37°F 67% 996 mb
Low level cloud: 31%
Mid level cloud: 87%
High level cloud: 0%
Most Significant Cloud Type: low
60%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
21:00

WNW
WNW

31 / 45 mph 42 / 31°F 63% 997 mb
Low level cloud: 0%
Mid level cloud: 26%
High level cloud: 0%
Most Significant Cloud Type: medium
26%
Expect 0.06 In of precipitation over the past 3 hours.
0.06 In
Thu 14
Dec
00:00

WNW
WNW

29 / 43 mph 43 / 33°F 63% 1000 mb
Low level cloud: 0%
Mid level cloud: 22%
High level cloud: 0%
Most Significant Cloud Type: medium
21%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

WNW
WNW

26 / 45 mph 42 / 32°F 63% 999 mb
Low level cloud: 0%
Mid level cloud: 28%
High level cloud: 0%
Most Significant Cloud Type: medium
28%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

W
W

26 / 49 mph 41 / 31°F 62% 998 mb
Low level cloud: 0%
Mid level cloud: 46%
High level cloud: 9%
Most Significant Cloud Type: medium
46%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

W
W

21 / 30 mph 44 / 35°F 67% 996 mb
Low level cloud: 18%
Mid level cloud: 88%
High level cloud: 95%
Most Significant Cloud Type: medium
100%
Expect 0.01 In of precipitation over the past 3 hours.
0.01 In
12:00

W
W

20 / 25 mph 46 / 39°F 66% 994 mb
Low level cloud: 1%
Mid level cloud: 95%
High level cloud: 6%
Most Significant Cloud Type: medium
98%
Expect 0.03 In of precipitation over the past 3 hours.
0.03 In
15:00

W
W

20 / 24 mph 48 / 41°F 63% 993 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 0%
Most Significant Cloud Type: medium
30%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
18:00

W
W

21 / 24 mph 46 / 39°F 66% 992 mb
Low level cloud: 2%
Mid level cloud: 94%
High level cloud: 99%
Most Significant Cloud Type: medium
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

WSW
WSW

23 / 40 mph 44 / 36°F 70% 991 mb
Low level cloud: 23%
Mid level cloud: 43%
High level cloud: 100%
Most Significant Cloud Type: low
50%
Expect 0.02 In of precipitation over the past 3 hours.
0.02 In
The 7 day weather forecast summary for Cardiff:

The forecast for Cardiff in the coming week is predicting the average daytime maximum temperature will be around 10°C, with a high for the week of 12°C expected on the afternoon of Monday 18th. The mean minimum temperature will be 6°C, dipping to its lowest on the morning of Sunday 17th at 3°C. Expect the next week to have mixed overhead conditions with some days dry and some seeing a significant amount of rain. It looks like Wednesday 17th will have the most precipitation with an accumulation of around 7.0mm. On the whole winds are likely to be fresh. Expect the strongest wind on Wednesday evening, coming from a westerly direction, and reaching around 31mph. However, the maximum wind gusts are forecast for Thursday morning.

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