Annual mean 11°C · wettest around January · prevailing wind SW
Warmest
22.7 °C
Coldest
2.8 °C
Wettest
48%
Windiest
5.5 m/s
Prevailing
SW
4.3 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 Hemer 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 2°C. Hemer has no sharply defined rainy season: the chance of rain on a given day runs from 24% in August, the driest month, to 44% in January, the wettest. Winds in Hemer are highest in February, averaging 4.6 m/s (17 km/h), and lightest in June, at 3.1 m/s (11 km/h). The prevailing wind is from the SW. The clearest skies in Hemer come in August, when the sky is typically 50% covered; December is the cloudiest month, at 80%.
Month by month Hemer 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
2°C
-1°C
44%
79%
4.4 m/s
0
0
5
February
6°C
3°C
1°C
41%
67%
4.6 m/s
1
0
14
March
9°C
4°C
4°C
37%
64%
4.0 m/s
3
0
29
April
12°C
6°C
8°C
32%
54%
3.5 m/s
15
0
52
May
17°C
11°C
14°C
32%
51%
3.2 m/s
42
3
73
June
21°C
15°C
19°C
27%
51%
3.1 m/s
68
16
66
July
22°C
16°C
20°C
29%
53%
3.1 m/s
73
14
68
August
22°C
15°C
20°C
24%
50%
3.1 m/s
71
22
62
September
19°C
12°C
17°C
31%
51%
3.1 m/s
55
9
73
October
14°C
10°C
11°C
36%
59%
3.8 m/s
20
0
69
November
8°C
5°C
4°C
42%
69%
3.9 m/s
1
0
30
December
9°C
4°C
4°C
43%
80%
4.3 m/s
7
9
9
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 Hemer weather by season
Year round, Hemer has days of about 4°C at their warmest in January, its coolest month, and 22°C in August, its warmest; the coolest hours of the day run from 2°C to 16°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 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.
Hemer weather in winterDecember to February
High 6°CLow 3°CRain 42%
Winter in Hemer has typical daily highs of about 6°C and lows of about 3°C, with a 42% chance of rain on a given day.
Hemer weather in springMarch to May
High 13°CLow 7°CRain 34%
Spring in Hemer has typical daily highs of about 13°C and lows of about 7°C, with a 34% chance of rain on a given day.
Hemer weather in summerJune to August
High 22°CLow 16°CRain 27%
Summer in Hemer has typical daily highs of about 22°C and lows of about 16°C, with a 27% chance of rain on a given day.
Hemer weather in autumnSeptember to November
High 14°CLow 9°CRain 36%
Autumn in Hemer has typical daily highs of about 14°C and lows of about 9°C, with a 36% chance of rain on a given day.
When is the rainy season in Hemer?
Hemer has no sharply defined rainy season: the chance of rain on a given day runs from 24% in August, the driest month, to 44% in January, the wettest.
What time of year is Hemer windiest?
Winds in Hemer are highest in February, averaging 4.6 m/s (17 km/h), and lightest in June, at 3.1 m/s (11 km/h). The prevailing wind is from the SW.
What is the average temperature in Hemer year round?
The average temperature in Hemer 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 2°C.