Annual mean 11°C · wettest around April · prevailing wind W
Warmest
27.2 °C
Coldest
1.3 °C
Wettest
27%
Windiest
4.7 m/s
Prevailing
W
3.8 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Weymouth over the whole year is 11°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -2°C. Weymouth has no sharply defined rainy season: the chance of rain on a given day runs from 17% in August, the driest month, to 23% in April, the wettest. Winds in Weymouth are highest in March, averaging 3.7 m/s (13 km/h), and lightest in August, at 2.4 m/s (9 km/h). The prevailing wind is from the W. The clearest skies in Weymouth come in August, when the sky is typically 39% covered; April is the cloudiest month, at 52%.
Month by month Weymouth 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
2°C
-2°C
-4°C
20%
51%
3.4 m/s
0
0
5
February
3°C
-2°C
-2°C
22%
49%
3.3 m/s
2
0
12
March
7°C
1°C
1°C
20%
50%
3.7 m/s
3
0
22
April
12°C
6°C
7°C
23%
52%
3.4 m/s
12
1
47
May
18°C
12°C
14°C
21%
52%
3.0 m/s
43
9
71
June
24°C
17°C
22°C
18%
45%
2.7 m/s
72
30
53
July
27°C
21°C
27°C
17%
42%
2.5 m/s
48
58
22
August
26°C
19°C
26°C
17%
39%
2.4 m/s
60
52
29
September
22°C
16°C
21°C
19%
46%
2.5 m/s
72
24
60
October
17°C
10°C
14°C
21%
50%
2.7 m/s
46
4
74
November
10°C
4°C
5°C
20%
42%
3.1 m/s
11
0
38
December
4°C
0°C
-1°C
23%
48%
3.1 m/s
1
0
12
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 Weymouth weather by season
Year round, Weymouth has days of about 2°C at their warmest in January, its coolest month, and 27°C in July, its warmest; the coolest hours of the day run from -2°C to 21°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around April and least likely around August. 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.
Weymouth weather in winterDecember to February
High 3°CLow -1°CRain 22%
Winter in Weymouth has typical daily highs of about 3°C and lows of about -1°C, with a 22% chance of rain on a given day.
Weymouth weather in springMarch to May
High 12°CLow 6°CRain 21%
Spring in Weymouth has typical daily highs of about 12°C and lows of about 6°C, with a 21% chance of rain on a given day.
Weymouth weather in summerJune to August
High 25°CLow 19°CRain 17%
Summer in Weymouth has typical daily highs of about 25°C and lows of about 19°C, with a 17% chance of rain on a given day.
Weymouth weather in autumnSeptember to November
High 16°CLow 10°CRain 20%
Autumn in Weymouth has typical daily highs of about 16°C and lows of about 10°C, with a 20% chance of rain on a given day.
When is the rainy season in Weymouth?
Weymouth has no sharply defined rainy season: the chance of rain on a given day runs from 17% in August, the driest month, to 23% in April, the wettest.
What time of year is Weymouth windiest?
Winds in Weymouth are highest in March, averaging 3.7 m/s (13 km/h), and lightest in August, at 2.4 m/s (9 km/h). The prevailing wind is from the W.
What is the average temperature in Weymouth year round?
The average temperature in Weymouth over the whole year is 11°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -2°C.