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Saint Johnston Weather Forecast

Temperature, wind, rain and more for Saint Johnston

Donegal, Ireland

DayLocal TimeDirSpeed/
Gust
Temp/
Feels Like
HumidityPressureCloud AmountPrecip AmountWeather
Fri 26
Feb
00:00

S
S

4 / 9 mph 34 / 30°F 95% 1031 mb
Low level cloud: 6%
Mid level cloud: 46%
High level cloud: 91%
Most Significant Cloud Type: medium
66%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

SSE
SSE

4 / 9 mph 35 / 31°F 94% 1031 mb
Low level cloud: 8%
Mid level cloud: 44%
High level cloud: 32%
Most Significant Cloud Type: medium
68%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

SSE
SSE

5 / 10 mph 34 / 29°F 97% 1031 mb
Low level cloud: 41%
Mid level cloud: 15%
High level cloud: 22%
Most Significant Cloud Type: low
48%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

SSE
SSE

6 / 9 mph 39 / 34°F 94% 1032 mb
Low level cloud: 55%
Mid level cloud: 15%
High level cloud: 32%
Most Significant Cloud Type: low
64%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

S
S

11 / 13 mph 49 / 45°F 76% 1033 mb
Low level cloud: 49%
Mid level cloud: 29%
High level cloud: 32%
Most Significant Cloud Type: low
63%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

SSW
SSW

10 / 14 mph 49 / 44°F 77% 1032 mb
Low level cloud: 93%
Mid level cloud: 46%
High level cloud: 88%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

S
S

8 / 13 mph 46 / 42°F 80% 1032 mb
Low level cloud: 64%
Mid level cloud: 18%
High level cloud: 100%
Most Significant Cloud Type: low
81%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

S
S

9 / 15 mph 44 / 40°F 81% 1033 mb
Low level cloud: 82%
Mid level cloud: 73%
High level cloud: 2%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
Sat 27
Feb
00:00

S
S

8 / 13 mph 45 / 40°F 89% 1034 mb
Low level cloud: 99%
Mid level cloud: 41%
High level cloud: 1%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
03:00

SSW
SSW

6 / 11 mph 44 / 41°F 96% 1036 mb
Low level cloud: 59%
Mid level cloud: 4%
High level cloud: 0%
Most Significant Cloud Type: low
60%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
06:00

SSW
SSW

4 / 9 mph 40 / 37°F 98% 1037 mb
Low level cloud: 60%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
100%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
09:00

S
S

3 / 4 mph 44 / 42°F 95% 1039 mb
Low level cloud: 62%
Mid level cloud: 0%
High level cloud: 0%
Most Significant Cloud Type: low
62%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
12:00

SSW
SSW

4 / 5 mph 52 / 51°F 75% 1040 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: high
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
15:00

S
S

4 / 5 mph 55 / 54°F 65% 1039 mb
Low level cloud: 0%
Mid level cloud: 0%
High level cloud: 6%
Most Significant Cloud Type: high
5%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
18:00

S
S

3 / 6 mph 47 / 46°F 89% 1039 mb
Low level cloud: 2%
Mid level cloud: 0%
High level cloud: 4%
Most Significant Cloud Type: low
2%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In
21:00

SSE
SSE

3 / 6 mph 41 / 39°F 95% 1040 mb
Low level cloud: 16%
Mid level cloud: 0%
High level cloud: 3%
Most Significant Cloud Type: low
16%
Expect 0.00 In of precipitation over the past 3 hours.
0.00 In

Other Locations Near to Saint Johnston

The 7 day weather forecast summary for Saint Johnston:

For Saint Johnston in the coming week the average daytime maximum temperature will be around 11°C, with a high for the week of 13°C expected on the afternoon of Saturday 27th. The mean minimum temperature will be 3°C, dipping to its lowest on the morning of Monday 1st at 1°C. Expect the next week to have mostly dry days although Wednesday 03rd and Thursday 04th are likely to see a little rain. Current predictions suggest Wednesday 1st will have the most precipitation with an accumulation of around 4.0mm. On the whole winds are likely to be moderate.

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