Annual mean 6°C · wettest around November · prevailing wind S
Warmest
21.8 °C
Coldest
-4.9 °C
Wettest
34%
Windiest
4.0 m/s
Prevailing
S
3.2 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Sørum over the whole year is 6°C. July is the hottest month, with highs of about 21°C; January is the coldest, with lows of about -6°C. The rainy (wet) season in Sørum runs from October to February, peaking in November with a 28% chance of rain on a given day. The dry season is March to September; April is the driest month, at 12%. Winds in Sørum are highest in April, averaging 2.9 m/s (10 km/h), and lightest in December, at 2.2 m/s (8 km/h). The prevailing wind is from the S. The clearest skies in Sørum come in April, when the sky is typically 60% covered; November is the cloudiest month, at 79%.
Month by month Sørum 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
-6°C
-8°C
20%
74%
2.4 m/s
0
0
0
February
-1°C
-4°C
-5°C
20%
72%
2.6 m/s
0
0
1
March
3°C
-2°C
-1°C
16%
69%
2.7 m/s
0
0
7
April
9°C
1°C
4°C
12%
60%
2.9 m/s
3
0
32
May
15°C
8°C
11°C
14%
60%
2.9 m/s
30
1
67
June
19°C
12°C
16°C
16%
61%
2.8 m/s
58
8
77
July
21°C
14°C
19°C
16%
63%
2.6 m/s
73
16
70
August
18°C
12°C
16°C
15%
64%
2.7 m/s
68
2
86
September
15°C
9°C
12°C
19%
69%
2.6 m/s
30
1
78
October
8°C
4°C
5°C
25%
72%
2.6 m/s
1
0
35
November
2°C
0°C
-2°C
28%
79%
2.5 m/s
0
0
7
December
-2°C
-3°C
-6°C
26%
78%
2.2 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 Sørum weather by season
Year round, Sørum has days of about -4°C at their warmest in January, its coolest month, and 21°C in July, its warmest; the coolest hours of the day run from -6°C to 14°C through the year, and the average temperature over the year is 6°C around the clock. Rain is most likely around November 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.
Sørum weather in winterDecember to February
High -2°CLow -4°CRain 22%
Winter in Sørum has typical daily highs of about -2°C and lows of about -4°C, with a 22% chance of rain on a given day.
Sørum weather in springMarch to May
High 9°CLow 2°CRain 14%
Spring in Sørum has typical daily highs of about 9°C and lows of about 2°C, with a 14% chance of rain on a given day.
Sørum weather in summerJune to August
High 19°CLow 12°CRain 16%
Summer in Sørum has typical daily highs of about 19°C and lows of about 12°C, with a 16% chance of rain on a given day.
Sørum weather in autumnSeptember to November
High 8°CLow 4°CRain 24%
Autumn in Sørum has typical daily highs of about 8°C and lows of about 4°C, with a 24% chance of rain on a given day.
When is the rainy season in Sørum?
The rainy (wet) season in Sørum runs from October to February, peaking in November with a 28% chance of rain on a given day. The dry season is March to September; April is the driest month, at 12%.
What time of year is Sørum windiest?
Winds in Sørum are highest in April, averaging 2.9 m/s (10 km/h), and lightest in December, at 2.2 m/s (8 km/h). The prevailing wind is from the S.
What is the average temperature in Sørum year round?
The average temperature in Sørum over the whole year is 6°C. July is the hottest month, with highs of about 21°C; January is the coldest, with lows of about -6°C.