Annual mean 13°C · wettest around March · prevailing wind SW
Warmest
27.9 °C
Coldest
0.0 °C
Wettest
26%
Windiest
4.5 m/s
Prevailing
SW
3.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Bloomington over the whole year is 13°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -2°C. Bloomington has no sharply defined rainy season: the chance of rain on a given day runs from 16% in October, the driest month, to 23% in March, the wettest. Winds in Bloomington are highest in March, averaging 3.3 m/s (12 km/h), and lightest in August, at 1.6 m/s (6 km/h). The prevailing wind is from the SW. The clearest skies in Bloomington come in September, when the sky is typically 29% covered; January is the cloudiest month, at 57%.
Month by month Bloomington 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
-2°C
-4°C
23%
57%
3.1 m/s
0
0
8
February
5°C
0°C
-0°C
21%
49%
3.1 m/s
4
0
21
March
10°C
4°C
5°C
23%
48%
3.3 m/s
12
0
39
April
16°C
9°C
12°C
23%
45%
3.1 m/s
37
3
61
May
21°C
14°C
19°C
22%
43%
2.4 m/s
62
25
56
June
27°C
19°C
27°C
21%
32%
2.1 m/s
53
55
24
July
28°C
21°C
30°C
21%
34%
1.7 m/s
28
66
7
August
27°C
20°C
29°C
19%
33%
1.6 m/s
39
62
13
September
25°C
16°C
25°C
20%
29%
1.6 m/s
58
50
34
October
18°C
10°C
16°C
16%
38%
2.2 m/s
50
14
66
November
10°C
4°C
6°C
20%
41%
2.6 m/s
15
1
43
December
4°C
0°C
-1°C
22%
54%
2.8 m/s
1
0
16
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 Bloomington weather by season
Year round, Bloomington has days of about 1°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from -2°C to 21°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around March and least likely around October. 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.
Bloomington weather in winterDecember to February
High 4°CLow -1°CRain 22%
Winter in Bloomington has typical daily highs of about 4°C and lows of about -1°C, with a 22% chance of rain on a given day.
Bloomington weather in springMarch to May
High 16°CLow 9°CRain 23%
Spring in Bloomington has typical daily highs of about 16°C and lows of about 9°C, with a 23% chance of rain on a given day.
Bloomington weather in summerJune to August
High 27°CLow 20°CRain 21%
Summer in Bloomington has typical daily highs of about 27°C and lows of about 20°C, with a 21% chance of rain on a given day.
Bloomington weather in autumnSeptember to November
High 18°CLow 10°CRain 19%
Autumn in Bloomington has typical daily highs of about 18°C and lows of about 10°C, with a 19% chance of rain on a given day.
When is the rainy season in Bloomington?
Bloomington has no sharply defined rainy season: the chance of rain on a given day runs from 16% in October, the driest month, to 23% in March, the wettest.
What time of year is Bloomington windiest?
Winds in Bloomington are highest in March, averaging 3.3 m/s (12 km/h), and lightest in August, at 1.6 m/s (6 km/h). The prevailing wind is from the SW.
What is the average temperature in Bloomington year round?
The average temperature in Bloomington over the whole year is 13°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -2°C.