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Caernarfon Weather Forecast

Temperature, wind, rain and more for Caernarfon

Gwynedd, United Kingdom

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Wed 28
Jan
00:00

SW
SW

20 / 23 mph 50 / 43°F 95% 1014 mb
Low level cloud: 92%
Mid level cloud: 46%
High level cloud: 89%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

22 / 26 mph 51 / 45°F 94% 1008 mb
Low level cloud: 76%
Mid level cloud: 45%
High level cloud: 93%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

31 / 38 mph 52 / 45°F 92% 1002 mb
Low level cloud: 81%
Mid level cloud: 78%
High level cloud: 96%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
09:00

W
W

37 / 57 mph 42 / 31°F 78% 1001 mb
Low level cloud: 80%
Mid level cloud: 77%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

WNW
WNW

35 / 47 mph 40 / 28°F 66% 1003 mb
Low level cloud: 3%
Mid level cloud: 47%
High level cloud: 0%
Most Significant Cloud Type: medium
55%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

WNW
WNW

29 / 41 mph 40 / 28°F 66% 1002 mb
Low level cloud: 3%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
53%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
18:00

W
W

30 / 44 mph 39 / 27°F 73% 1001 mb
Low level cloud: 34%
Mid level cloud: 73%
High level cloud: 11%
Most Significant Cloud Type: low
60%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

W
W

33 / 51 mph 38 / 25°F 76% 998 mb
Low level cloud: 48%
Mid level cloud: 73%
High level cloud: 4%
Most Significant Cloud Type: low
73%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
Thu 29
Jan
00:00

WNW
WNW

32 / 48 mph 37 / 25°F 74% 995 mb
Low level cloud: 10%
Mid level cloud: 45%
High level cloud: 0%
Most Significant Cloud Type: medium
71%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
03:00

W
W

33 / 50 mph 37 / 24°F 75% 992 mb
Low level cloud: 13%
Mid level cloud: 58%
High level cloud: 0%
Most Significant Cloud Type: medium
94%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
06:00

WNW
WNW

34 / 55 mph 37 / 23°F 79% 987 mb
Low level cloud: 37%
Mid level cloud: 98%
High level cloud: 0%
Most Significant Cloud Type: low
70%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
09:00

WNW
WNW

28 / 43 mph 38 / 26°F 75% 985 mb
Low level cloud: 7%
Mid level cloud: 46%
High level cloud: 0%
Most Significant Cloud Type: medium
64%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
12:00

WNW
WNW

30 / 42 mph 38 / 26°F 80% 985 mb
Low level cloud: 47%
Mid level cloud: 100%
High level cloud: 4%
Most Significant Cloud Type: low
82%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
15:00

WNW
WNW

29 / 42 mph 39 / 27°F 74% 982 mb
Low level cloud: 0%
Mid level cloud: 31%
High level cloud: 6%
Most Significant Cloud Type: medium
31%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

WNW
WNW

27 / 42 mph 38 / 27°F 74% 981 mb
Low level cloud: 0%
Mid level cloud: 77%
High level cloud: 10%
Most Significant Cloud Type: medium
77%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
21:00

WNW
WNW

25 / 43 mph 38 / 26°F 79% 978 mb
Low level cloud: 22%
Mid level cloud: 81%
High level cloud: 6%
Most Significant Cloud Type: medium
100%
Expect 0.1 In of precipitation over the past 3 hours.
0.1 In
The 7 day weather forecast summary for Caernarfon:

The next 7 day outlook for Caernarfon shows the average daytime maximum temperature will be around 5°C, with a high for the week of 11°C expected on the morning of Wednesday 28th. The average minimum temperature will be 3°C, dipping to its lowest on the morning of Friday 30th at 3°C. Expect the week ahead to have some days seeing a little precipitation and some days with rain, sleet or snow. It looks like Thursday 30th will have the most precipitation with an accumulation of around 17.0mm. On the whole winds are likely to be strong. The strongest wind will be felt on Wednesday morning, coming from a westerly direction, and reaching around 38mph. The forecast suggests the maximum gusts will be on Friday 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.
(More Info)

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.
(More Info)

Pressure