Fairfield Weather Year-Round — Best Time to Visit
Fairfield, United States has mild weather year-round. The best time to visit is September (score: 99/100). Annual average high: 21.9°C, total rainfall: 542mm.
When is the best time to visit Fairfield?
99
September is the best month to visit Fairfield with a travel score of 99/100 (Excellent).
Expect highs of 28.7°C, 1 rain days, and 11.8 hours of daily sunshine.
View September weather details →Travel Score by Month
61
Jan
68
Feb
75
Mar
84
Apr
92
May
98
Jun
98
Jul
98
Aug
99
Sep
94
Oct
75
Nov
62
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Fairfield each month?
21.9°C
Avg High
10.2°C
Avg Low
542mm
Annual Rain
How much rain does Fairfield get?
Fairfield receives 542mm of rain annually. The wettest month is typically January with 112mm, while July is the driest.
What is the weather like each month in Fairfield?
January
61
14°C
Low: 6°C
9 rain days
Good
February
68
15°C
Low: 6°C
8 rain days
Good
March
75
18°C
Low: 8°C
8 rain days
Good
April
84
21°C
Low: 9°C
4 rain days
Excellent
May
92
24°C
Low: 11°C
3 rain days
Excellent
June
98
28°C
Low: 13°C
1 rain days
Excellent
July
98
30°C
Low: 14°C
0 rain days
Excellent
August
98
30°C
Low: 15°C
0 rain days
Excellent
September
Best time to visit99
29°C
Low: 14°C
1 rain days
Excellent
October
94
24°C
Low: 12°C
3 rain days
Excellent
November
75
18°C
Low: 9°C
6 rain days
Good
December
62
14°C
Low: 6°C
9 rain days
Good
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What cities are near Fairfield?
Data based on 1994–2024 averages · Last updated: 2024-12-31