Champaign Weather Year-Round — Best Time to Visit
Champaign, United States has mild weather year-round. The best time to visit is September (score: 89/100). Annual average high: 16.4°C, total rainfall: 978mm.
When is the best time to visit Champaign?
89
September is the best month to visit Champaign with a travel score of 89/100 (Excellent).
Expect highs of 25°C, 7 rain days, and 10 hours of daily sunshine.
View September weather details →Travel Score by Month
44
Jan
51
Feb
59
Mar
68
Apr
77
May
82
Jun
83
Jul
86
Aug
89
Sep
73
Oct
60
Nov
47
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Champaign each month?
16.4°C
Avg High
7.1°C
Avg Low
978mm
Annual Rain
How much rain does Champaign get?
Champaign receives 978mm of rain annually. The wettest month is typically May with 117mm, while February is the driest.
What is the weather like each month in Champaign?
January
44
2°C
Low: -6°C
8 rain days
Mixed
February
51
4°C
Low: -5°C
7 rain days
Mixed
March
59
11°C
Low: 0°C
10 rain days
Mixed
April
68
17°C
Low: 6°C
11 rain days
Good
May
77
22°C
Low: 12°C
12 rain days
Good
June
82
27°C
Low: 18°C
11 rain days
Excellent
July
83
28°C
Low: 19°C
10 rain days
Excellent
August
86
28°C
Low: 19°C
8 rain days
Excellent
September
Best time to visit89
25°C
Low: 15°C
7 rain days
Excellent
October
73
18°C
Low: 9°C
8 rain days
Good
November
60
11°C
Low: 2°C
8 rain days
Mixed
December
47
4°C
Low: -3°C
8 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31