Waukesha Weather Year-Round — Best Time to Visit
Waukesha, United States has cool weather year-round. The best time to visit is July (score: 85/100). Annual average high: 13.4°C, total rainfall: 857mm.
When is the best time to visit Waukesha?
85
July is the best month to visit Waukesha with a travel score of 85/100 (Excellent).
Expect highs of 27.2°C, 10 rain days, and 12.2 hours of daily sunshine.
View July weather details →Travel Score by Month
40
Jan
46
Feb
56
Mar
63
Apr
74
May
83
Jun
85
Jul
83
Aug
83
Sep
67
Oct
56
Nov
44
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Waukesha each month?
13.4°C
Avg High
5°C
Avg Low
857mm
Annual Rain
How much rain does Waukesha get?
Waukesha receives 857mm of rain annually. The wettest month is typically June with 96mm, while February is the driest.
What is the weather like each month in Waukesha?
January
40
-2°C
Low: -10°C
8 rain days
Mixed
February
46
0°C
Low: -9°C
7 rain days
Mixed
March
56
6°C
Low: -3°C
9 rain days
Mixed
April
63
13°C
Low: 3°C
12 rain days
Good
May
74
19°C
Low: 10°C
11 rain days
Good
June
83
25°C
Low: 16°C
11 rain days
Excellent
July
Best time to visit85
27°C
Low: 19°C
10 rain days
Excellent
August
83
26°C
Low: 18°C
10 rain days
Excellent
September
83
23°C
Low: 14°C
8 rain days
Excellent
October
67
15°C
Low: 8°C
9 rain days
Good
November
56
8°C
Low: 1°C
7 rain days
Mixed
December
44
1°C
Low: -6°C
8 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31