Norwalk Weather Year-Round — Best Time to Visit
Norwalk, United States has mild weather year-round. The best time to visit is August (score: 83/100). Annual average high: 15.5°C, total rainfall: 1127mm.
When is the best time to visit Norwalk?
83
August is the best month to visit Norwalk with a travel score of 83/100 (Excellent).
Expect highs of 27.2°C, 10 rain days, and 10.9 hours of daily sunshine.
View August weather details →Travel Score by Month
48
Jan
52
Feb
58
Mar
67
Apr
75
May
82
Jun
83
Jul
83
Aug
83
Sep
71
Oct
62
Nov
50
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Norwalk each month?
15.5°C
Avg High
8.2°C
Avg Low
1127mm
Annual Rain
How much rain does Norwalk get?
Norwalk receives 1127mm of rain annually. The wettest month is typically December with 107mm, while November is the driest.
What is the weather like each month in Norwalk?
January
48
3°C
Low: -4°C
9 rain days
Mixed
February
52
4°C
Low: -3°C
8 rain days
Mixed
March
58
8°C
Low: 0°C
10 rain days
Mixed
April
67
14°C
Low: 6°C
10 rain days
Good
May
75
20°C
Low: 11°C
10 rain days
Good
June
82
25°C
Low: 17°C
11 rain days
Excellent
July
83
28°C
Low: 20°C
10 rain days
Excellent
August
Best time to visit83
27°C
Low: 20°C
10 rain days
Excellent
September
83
23°C
Low: 16°C
9 rain days
Excellent
October
71
17°C
Low: 11°C
9 rain days
Good
November
62
11°C
Low: 5°C
8 rain days
Good
December
50
6°C
Low: 0°C
10 rain days
Mixed
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What cities are near Norwalk?
Data based on 1994–2024 averages · Last updated: 2024-12-31