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Trefor Weather Forecast

Temperature, wind, rain and more for Trefor

Gwynedd, United Kingdom

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Sun 26
Oct
00:00

SW
SW

27 / 36 mph 58 / 54°F 81% 1015 mb
Low level cloud: 62%
Mid level cloud: 0%
High level cloud: 38%
Most Significant Cloud Type: low
66%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

SW
SW

27 / 39 mph 58 / 53°F 83% 1015 mb
Low level cloud: 73%
Mid level cloud: 3%
High level cloud: 39%
Most Significant Cloud Type: low
78%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

SW
SW

27 / 40 mph 58 / 53°F 84% 1015 mb
Low level cloud: 83%
Mid level cloud: 3%
High level cloud: 33%
Most Significant Cloud Type: low
88%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

SW
SW

27 / 38 mph 59 / 54°F 84% 1015 mb
Low level cloud: 64%
Mid level cloud: 0%
High level cloud: 35%
Most Significant Cloud Type: low
68%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

SSW
SSW

31 / 40 mph 60 / 59°F 84% 1015 mb
Low level cloud: 37%
Mid level cloud: 0%
High level cloud: 35%
Most Significant Cloud Type: low
41%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

SSW
SSW

29 / 36 mph 60 / 60°F 93% 1014 mb
Low level cloud: 80%
Mid level cloud: 36%
High level cloud: 32%
Most Significant Cloud Type: low
96%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

SSW
SSW

30 / 40 mph 59 / 59°F 94% 1014 mb
Low level cloud: 89%
Mid level cloud: 43%
High level cloud: 32%
Most Significant Cloud Type: low
100%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

SSW
SSW

27 / 39 mph 59 / 54°F 93% 1015 mb
Low level cloud: 72%
Mid level cloud: 18%
High level cloud: 36%
Most Significant Cloud Type: low
82%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
Mon 27
Oct
00:00

SSW
SSW

26 / 31 mph 60 / 60°F 94% 1015 mb
Low level cloud: 56%
Mid level cloud: 31%
High level cloud: 36%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
03:00

S
S

26 / 37 mph 59 / 54°F 94% 1014 mb
Low level cloud: 88%
Mid level cloud: 15%
High level cloud: 2%
Most Significant Cloud Type: low
93%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
06:00

S
S

26 / 40 mph 58 / 53°F 94% 1013 mb
Low level cloud: 86%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
89%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
09:00

S
S

24 / 32 mph 60 / 60°F 95% 1013 mb
Low level cloud: 73%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
75%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
12:00

S
S

23 / 26 mph 62 / 62°F 95% 1013 mb
Low level cloud: 71%
Mid level cloud: 8%
High level cloud: 0%
Most Significant Cloud Type: low
73%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
15:00

S
S

21 / 24 mph 63 / 63°F 95% 1012 mb
Low level cloud: 72%
Mid level cloud: 12%
High level cloud: 0%
Most Significant Cloud Type: low
76%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
18:00

S
S

21 / 24 mph 62 / 62°F 95% 1011 mb
Low level cloud: 68%
Mid level cloud: 10%
High level cloud: 0%
Most Significant Cloud Type: low
71%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
21:00

S
S

22 / 28 mph 61 / 60°F 96% 1011 mb
Low level cloud: 70%
Mid level cloud: 7%
High level cloud: 16%
Most Significant Cloud Type: low
74%
Expect 0.0 In of precipitation over the past 3 hours.
0.0 In
The 7 day weather forecast summary for Trefor:

Over the next 7 days the Trefor forecast suggests the average daytime maximum temperature will be around 15°C, with a high for the week of 19°C expected on the afternoon of Saturday 1st. The mean minimum temperature will be 12°C, dipping to its lowest on the morning of Thursday 30th at 9°C. Expect the week ahead to have mixed overhead conditions with some days dry and some seeing a significant amount of rain. Predictions are Tuesday 30th will have the most precipitation with an accumulation of around 24.0mm. On the whole winds are likely to be fresh. Expect the strongest wind on Sunday afternoon, coming from a south westerly direction, and reaching around 31mph. However, the forecast suggests maximum gusts on Tuesday 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