Annual mean 11°C · wettest around January · prevailing wind SW
Warmest
22.1 °C
Coldest
4.0 °C
Wettest
46%
Windiest
6.2 m/s
Prevailing
SW
5.2 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 Assen over the whole year is 11°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 3°C. Assen has no sharply defined rainy season: the chance of rain on a given day runs from 22% in May, the driest month, to 42% in January, the wettest. Winds in Assen are highest in February, averaging 5.2 m/s (19 km/h), and lightest in September, at 3.4 m/s (12 km/h). The prevailing wind is from the SW. The clearest skies in Assen come in August, when the sky is typically 43% covered; December is the cloudiest month, at 77%.
Month by month Assen 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
3°C
-1°C
42%
71%
5.1 m/s
0
0
4
February
6°C
3°C
1°C
37%
63%
5.2 m/s
0
0
13
March
9°C
4°C
4°C
32%
55%
4.6 m/s
2
0
26
April
12°C
6°C
8°C
28%
47%
4.3 m/s
11
0
52
May
17°C
10°C
13°C
22%
46%
4.0 m/s
40
3
75
June
20°C
14°C
18°C
24%
46%
3.8 m/s
66
12
71
July
21°C
15°C
19°C
27%
50%
3.7 m/s
71
11
70
August
22°C
15°C
20°C
24%
43%
3.5 m/s
74
17
66
September
19°C
12°C
16°C
27%
44%
3.4 m/s
60
7
76
October
14°C
10°C
11°C
34%
57%
4.2 m/s
16
0
70
November
9°C
6°C
4°C
39%
66%
4.4 m/s
0
0
31
December
6°C
4°C
1°C
38%
77%
4.9 m/s
0
0
11
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 Assen weather by season
Year round, Assen has days of about 5°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from 3°C to 15°C through the year, and the average temperature over the year is 11°C around the clock. Rain is most likely around January and least likely around May. 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.
Assen weather in winterDecember to February
High 6°CLow 4°CRain 39%
Winter in Assen has typical daily highs of about 6°C and lows of about 4°C, with a 39% chance of rain on a given day.
Assen weather in springMarch to May
High 13°CLow 6°CRain 27%
Spring in Assen has typical daily highs of about 13°C and lows of about 6°C, with a 27% chance of rain on a given day.
Assen weather in summerJune to August
High 21°CLow 15°CRain 25%
Summer in Assen has typical daily highs of about 21°C and lows of about 15°C, with a 25% chance of rain on a given day.
Assen weather in autumnSeptember to November
High 14°CLow 9°CRain 33%
Autumn in Assen has typical daily highs of about 14°C and lows of about 9°C, with a 33% chance of rain on a given day.
When is the rainy season in Assen?
Assen has no sharply defined rainy season: the chance of rain on a given day runs from 22% in May, the driest month, to 42% in January, the wettest.
What time of year is Assen windiest?
Winds in Assen are highest in February, averaging 5.2 m/s (19 km/h), and lightest in September, at 3.4 m/s (12 km/h). The prevailing wind is from the SW.
What is the average temperature in Assen year round?
The average temperature in Assen over the whole year is 11°C. August is the hottest month, with highs of about 22°C; January is the coldest, with lows of about 3°C.