Annual mean 15°C · wettest around July · prevailing wind W
Warmest
29.9 °C
Coldest
4.1 °C
Wettest
57%
Windiest
4.5 m/s
Prevailing
W
3.6 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 Severn over the whole year is 15°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about 1°C. Severn has no sharply defined rainy season: the chance of rain on a given day runs from 40% in June, the driest month, to 48% in July, the wettest. Winds in Severn are highest in March, averaging 3.3 m/s (12 km/h), and lightest in August, at 2.1 m/s (8 km/h). The prevailing wind is from the W. The clearest skies in Severn come in July, when the sky is typically 27% covered; May is the cloudiest month, at 39%.
Month by month Severn 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
4°C
1°C
-1°C
42%
38%
2.8 m/s
2
0
13
February
7°C
3°C
2°C
46%
35%
2.8 m/s
4
0
22
March
11°C
5°C
6°C
47%
33%
3.3 m/s
11
0
41
April
17°C
10°C
13°C
43%
34%
3.1 m/s
37
5
65
May
21°C
15°C
19°C
44%
39%
2.5 m/s
63
19
63
June
26°C
21°C
27°C
40%
30%
2.5 m/s
54
52
25
July
29°C
24°C
31°C
48%
27%
2.2 m/s
18
60
4
August
28°C
22°C
29°C
47%
30%
2.1 m/s
36
63
10
September
24°C
19°C
24°C
44%
33%
2.2 m/s
65
43
37
October
19°C
13°C
17°C
45%
33%
2.2 m/s
57
11
72
November
12°C
7°C
8°C
45%
28%
2.4 m/s
17
1
52
December
7°C
3°C
2°C
48%
38%
2.4 m/s
2
0
24
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 Severn weather by season
Year round, Severn has days of about 4°C at their warmest in January, its coolest month, and 29°C in July, its warmest; the coolest hours of the day run from 1°C to 24°C through the year, and the average temperature over the year is 15°C around the clock. Rain is most likely around July and least likely around June. 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.
Severn weather in winterDecember to February
High 6°CLow 2°CRain 45%
Winter in Severn has typical daily highs of about 6°C and lows of about 2°C, with a 45% chance of rain on a given day.
Severn weather in springMarch to May
High 16°CLow 10°CRain 45%
Spring in Severn has typical daily highs of about 16°C and lows of about 10°C, with a 45% chance of rain on a given day.
Severn weather in summerJune to August
High 28°CLow 22°CRain 45%
Summer in Severn has typical daily highs of about 28°C and lows of about 22°C, with a 45% chance of rain on a given day.
Severn weather in autumnSeptember to November
High 18°CLow 13°CRain 45%
Autumn in Severn has typical daily highs of about 18°C and lows of about 13°C, with a 45% chance of rain on a given day.
When is the rainy season in Severn?
Severn has no sharply defined rainy season: the chance of rain on a given day runs from 40% in June, the driest month, to 48% in July, the wettest.
What time of year is Severn windiest?
Winds in Severn are highest in March, averaging 3.3 m/s (12 km/h), and lightest in August, at 2.1 m/s (8 km/h). The prevailing wind is from the W.
What is the average temperature in Severn year round?
The average temperature in Severn over the whole year is 15°C. July is the hottest month, with highs of about 29°C; January is the coldest, with lows of about 1°C.