Annual mean 6°C · wettest around February · prevailing wind SW
Warmest
13.7 °C
Coldest
1.9 °C
Wettest
55%
Windiest
8.3 m/s
Prevailing
SW
6.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Fort William over the whole year is 6°C. August is the hottest month, with highs of about 13°C; February is the coldest, with lows of about 1°C. Fort William has no sharply defined rainy season: the chance of rain on a given day runs from 27% in April, the driest month, to 49% in February, the wettest. Winds in Fort William are highest in February, averaging 7.7 m/s (28 km/h), and lightest in May, at 5.0 m/s (18 km/h). The prevailing wind is from the SW. The clearest skies in Fort William come in April, when the sky is typically 67% covered; July is the cloudiest month, at 75%.
Month by month Fort William climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
3°C
1°C
-4°C
40%
74%
6.9 m/s
0
0
5
February
3°C
1°C
-5°C
49%
71%
7.7 m/s
0
0
5
March
5°C
2°C
-2°C
37%
70%
6.2 m/s
0
0
12
April
6°C
3°C
0°C
27%
67%
5.8 m/s
0
0
21
May
11°C
6°C
6°C
34%
68%
5.0 m/s
9
0
46
June
12°C
9°C
7°C
33%
71%
5.5 m/s
17
1
52
July
13°C
10°C
9°C
32%
75%
5.1 m/s
21
1
55
August
13°C
10°C
8°C
37%
74%
5.7 m/s
21
0
55
September
11°C
8°C
6°C
40%
70%
5.9 m/s
12
0
47
October
8°C
6°C
3°C
42%
72%
6.2 m/s
2
0
34
November
5°C
3°C
-1°C
39%
71%
5.7 m/s
0
0
15
December
3°C
2°C
-3°C
43%
73%
6.8 m/s
0
0
7
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Fort William weather by season
Year round, Fort William has days of about 3°C at their warmest in January, its coolest month, and 13°C in August, its warmest; the coolest hours of the day run from 1°C to 10°C through the year, and the average temperature over the year is 6°C around the clock. Rain is most likely around February and least likely around April. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Fort William weather in winterDecember to February
High 3°CLow 1°CRain 44%
Winter in Fort William has typical daily highs of about 3°C and lows of about 1°C, with a 44% chance of rain on a given day.
Fort William weather in springMarch to May
High 7°CLow 4°CRain 33%
Spring in Fort William has typical daily highs of about 7°C and lows of about 4°C, with a 33% chance of rain on a given day.
Fort William weather in summerJune to August
High 13°CLow 9°CRain 34%
Summer in Fort William has typical daily highs of about 13°C and lows of about 9°C, with a 34% chance of rain on a given day.
Fort William weather in autumnSeptember to November
High 8°CLow 6°CRain 40%
Autumn in Fort William has typical daily highs of about 8°C and lows of about 6°C, with a 40% chance of rain on a given day.
When is the rainy season in Fort William?
Fort William has no sharply defined rainy season: the chance of rain on a given day runs from 27% in April, the driest month, to 49% in February, the wettest.
What time of year is Fort William windiest?
Winds in Fort William are highest in February, averaging 7.7 m/s (28 km/h), and lightest in May, at 5.0 m/s (18 km/h). The prevailing wind is from the SW.
What is the average temperature in Fort William year round?
The average temperature in Fort William over the whole year is 6°C. August is the hottest month, with highs of about 13°C; February is the coldest, with lows of about 1°C.