Evanston Weather Year-Round — Best Time to Visit
Evanston, United States has cool weather year-round. The best time to visit is September (score: 84/100). Annual average high: 13.4°C, total rainfall: 931mm.
When is the best time to visit Evanston?
84
September is the best month to visit Evanston with a travel score of 84/100 (Excellent).
Expect highs of 22.6°C, 8 rain days, and 10 hours of daily sunshine.
View September weather details →Travel Score by Month
39
Jan
46
Feb
53
Mar
61
Apr
71
May
80
Jun
82
Jul
82
Aug
84
Sep
68
Oct
56
Nov
44
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Evanston each month?
13.4°C
Avg High
7°C
Avg Low
931mm
Annual Rain
How much rain does Evanston get?
Evanston receives 931mm of rain annually. The wettest month is typically May with 105mm, while February is the driest.
What is the weather like each month in Evanston?
January
39
-1°C
Low: -7°C
9 rain days
Poor
February
46
1°C
Low: -6°C
7 rain days
Mixed
March
53
6°C
Low: -1°C
9 rain days
Mixed
April
61
12°C
Low: 4°C
11 rain days
Good
May
71
18°C
Low: 11°C
12 rain days
Good
June
80
24°C
Low: 17°C
11 rain days
Excellent
July
82
27°C
Low: 20°C
11 rain days
Excellent
August
82
26°C
Low: 20°C
11 rain days
Excellent
September
Best time to visit84
23°C
Low: 16°C
8 rain days
Excellent
October
68
16°C
Low: 10°C
10 rain days
Good
November
56
8°C
Low: 3°C
8 rain days
Mixed
December
44
2°C
Low: -3°C
9 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31