Annual mean 17°C · wettest around February · prevailing wind SW
Warmest
30.6 °C
Coldest
8.2 °C
Wettest
48%
Windiest
4.1 m/s
Prevailing
SW
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 Cullman over the whole year is 17°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 3°C. Cullman has no sharply defined rainy season: the chance of rain on a given day runs from 40% in September, the driest month, to 46% in February, the wettest. Winds in Cullman are highest in February, averaging 2.8 m/s (10 km/h), and lightest in July, at 1.5 m/s (5 km/h). The prevailing wind is from the SW. The clearest skies in Cullman come in September, when the sky is typically 28% covered; February is the cloudiest month, at 44%.
Month by month Cullman 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
9°C
3°C
5°C
44%
41%
2.6 m/s
11
0
36
February
13°C
6°C
9°C
46%
44%
2.8 m/s
25
1
53
March
17°C
8°C
13°C
45%
36%
2.8 m/s
44
3
67
April
21°C
11°C
18°C
44%
32%
2.5 m/s
63
17
61
May
25°C
17°C
25°C
45%
35%
2.0 m/s
57
49
30
June
29°C
21°C
31°C
43%
31%
1.7 m/s
23
57
5
July
30°C
23°C
34°C
42%
31%
1.5 m/s
5
39
1
August
30°C
22°C
33°C
43%
32%
1.5 m/s
10
49
1
September
28°C
18°C
29°C
40%
28%
1.6 m/s
31
56
13
October
23°C
13°C
22°C
40%
29%
1.8 m/s
63
32
48
November
16°C
7°C
13°C
41%
32%
2.0 m/s
41
5
65
December
11°C
5°C
8°C
45%
43%
2.4 m/s
20
0
50
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 Cullman weather by season
Year round, Cullman has days of about 9°C at their warmest in January, its coolest month, and 30°C in July, its warmest; the coolest hours of the day run from 3°C to 23°C through the year, and the average temperature over the year is 17°C around the clock. Rain is most likely around February and least likely around September. 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.
Cullman weather in winterDecember to February
High 11°CLow 5°CRain 45%
Winter in Cullman has typical daily highs of about 11°C and lows of about 5°C, with a 45% chance of rain on a given day.
Cullman weather in springMarch to May
High 21°CLow 12°CRain 45%
Spring in Cullman has typical daily highs of about 21°C and lows of about 12°C, with a 45% chance of rain on a given day.
Cullman weather in summerJune to August
High 30°CLow 22°CRain 43%
Summer in Cullman has typical daily highs of about 30°C and lows of about 22°C, with a 43% chance of rain on a given day.
Cullman weather in autumnSeptember to November
High 22°CLow 13°CRain 41%
Autumn in Cullman has typical daily highs of about 22°C and lows of about 13°C, with a 41% chance of rain on a given day.
When is the rainy season in Cullman?
Cullman has no sharply defined rainy season: the chance of rain on a given day runs from 40% in September, the driest month, to 46% in February, the wettest.
What time of year is Cullman windiest?
Winds in Cullman are highest in February, averaging 2.8 m/s (10 km/h), and lightest in July, at 1.5 m/s (5 km/h). The prevailing wind is from the SW.
What is the average temperature in Cullman year round?
The average temperature in Cullman over the whole year is 17°C. July is the hottest month, with highs of about 30°C; January is the coldest, with lows of about 3°C.