Annual mean 7°C · wettest around December · prevailing wind SW
Warmest
24.4 °C
Coldest
-6.4 °C
Wettest
38%
Windiest
4.7 m/s
Prevailing
SW
3.9 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 7°C. July is the hottest month, with highs of about 24°C; January is the coldest, with lows of about -8°C. Severn has no sharply defined rainy season: the chance of rain on a given day runs from 25% in July, the driest month, to 38% in December, the wettest. Winds in Severn are highest in March, averaging 3.4 m/s (12 km/h), and lightest in September, at 2.3 m/s (8 km/h). The prevailing wind is from the SW. The clearest skies in Severn come in July, when the sky is typically 35% covered; December is the cloudiest month, at 64%.
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
-5°C
-8°C
-11°C
34%
61%
3.1 m/s
0
0
0
February
-4°C
-8°C
-10°C
33%
58%
3.3 m/s
0
0
1
March
1°C
-4°C
-5°C
31%
48%
3.4 m/s
0
0
6
April
8°C
1°C
2°C
35%
46%
3.4 m/s
6
0
27
May
16°C
9°C
12°C
28%
39%
2.9 m/s
36
6
64
June
21°C
14°C
19°C
27%
37%
2.8 m/s
68
19
65
July
24°C
17°C
23°C
25%
35%
2.5 m/s
77
41
44
August
23°C
15°C
23°C
26%
36%
2.4 m/s
77
37
49
September
20°C
11°C
18°C
26%
37%
2.3 m/s
60
15
70
October
12°C
6°C
9°C
33%
49%
2.8 m/s
24
2
52
November
4°C
0°C
-1°C
36%
56%
3.1 m/s
3
0
14
December
-2°C
-5°C
-7°C
38%
64%
3.1 m/s
0
0
1
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 -5°C at their warmest in January, its coolest month, and 24°C in July, its warmest; the coolest hours of the day run from -8°C to 17°C through the year, and the average temperature over the year is 7°C around the clock. Rain is most likely around December and least likely around July. 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 -4°CLow -7°CRain 35%
Winter in Severn has typical daily highs of about -4°C and lows of about -7°C, with a 35% chance of rain on a given day.
Severn weather in springMarch to May
High 8°CLow 2°CRain 31%
Spring in Severn has typical daily highs of about 8°C and lows of about 2°C, with a 31% chance of rain on a given day.
Severn weather in summerJune to August
High 23°CLow 15°CRain 26%
Summer in Severn has typical daily highs of about 23°C and lows of about 15°C, with a 26% chance of rain on a given day.
Severn weather in autumnSeptember to November
High 12°CLow 6°CRain 32%
Autumn in Severn has typical daily highs of about 12°C and lows of about 6°C, with a 32% 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 25% in July, the driest month, to 38% in December, the wettest.
What time of year is Severn windiest?
Winds in Severn are highest in March, averaging 3.4 m/s (12 km/h), and lightest in September, at 2.3 m/s (8 km/h). The prevailing wind is from the SW.
What is the average temperature in Severn year round?
The average temperature in Severn over the whole year is 7°C. July is the hottest month, with highs of about 24°C; January is the coldest, with lows of about -8°C.