Annual mean 10°C · wettest around May · prevailing wind SW
Warmest
24.3 °C
Coldest
0.8 °C
Wettest
18%
Windiest
5.1 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 Chełmno over the whole year is 10°C. August is the hottest month, with highs of about 23°C; January is the coldest, with lows of about -0°C. Chełmno has no sharply defined rainy season: the chance of rain on a given day runs from 8% in April, the driest month, to 17% in May, the wettest. Winds in Chełmno are highest in December, averaging 4.0 m/s (14 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Chełmno come in June, when the sky is typically 56% covered; December is the cloudiest month, at 83%.
Month by month Chełmno 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
1°C
-0°C
-4°C
14%
82%
3.9 m/s
0
0
2
February
3°C
-0°C
-2°C
13%
74%
3.8 m/s
0
0
5
March
7°C
1°C
2°C
10%
69%
3.4 m/s
1
0
21
April
12°C
5°C
7°C
8%
61%
3.6 m/s
16
0
52
May
17°C
10°C
13°C
17%
58%
3.3 m/s
43
3
74
June
22°C
15°C
20°C
12%
56%
3.2 m/s
74
19
65
July
22°C
16°C
20°C
16%
60%
3.0 m/s
77
20
65
August
23°C
16°C
22°C
12%
56%
2.8 m/s
76
26
59
September
19°C
11°C
16°C
16%
58%
3.0 m/s
57
10
76
October
13°C
8°C
9°C
13%
68%
3.4 m/s
15
0
65
November
6°C
4°C
2°C
10%
81%
3.4 m/s
0
0
21
December
2°C
1°C
-2°C
13%
83%
4.0 m/s
0
0
3
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 Chełmno weather by season
Year round, Chełmno has days of about 1°C at their warmest in January, its coolest month, and 23°C in August, its warmest; the coolest hours of the day run from -0°C to 16°C through the year, and the average temperature over the year is 10°C around the clock. Rain is most likely around May 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.
Chełmno weather in winterDecember to February
High 2°CLow 0°CRain 14%
Winter in Chełmno has typical daily highs of about 2°C and lows of about 0°C, with a 14% chance of rain on a given day.
Chełmno weather in springMarch to May
High 12°CLow 5°CRain 12%
Spring in Chełmno has typical daily highs of about 12°C and lows of about 5°C, with a 12% chance of rain on a given day.
Chełmno weather in summerJune to August
High 23°CLow 15°CRain 13%
Summer in Chełmno has typical daily highs of about 23°C and lows of about 15°C, with a 13% chance of rain on a given day.
Chełmno weather in autumnSeptember to November
High 13°CLow 7°CRain 13%
Autumn in Chełmno has typical daily highs of about 13°C and lows of about 7°C, with a 13% chance of rain on a given day.
When is the rainy season in Chełmno?
Chełmno has no sharply defined rainy season: the chance of rain on a given day runs from 8% in April, the driest month, to 17% in May, the wettest.
What time of year is Chełmno windiest?
Winds in Chełmno are highest in December, averaging 4.0 m/s (14 km/h), and lightest in August, at 2.8 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Chełmno year round?
The average temperature in Chełmno over the whole year is 10°C. August is the hottest month, with highs of about 23°C; January is the coldest, with lows of about -0°C.