San Rafael Weather Year-Round — Best Time to Visit
San Rafael, United States has mild weather year-round. The best time to visit is September (score: 93/100). Annual average high: 19°C, total rainfall: 595mm.
When is the best time to visit San Rafael?
93
September is the best month to visit San Rafael with a travel score of 93/100 (Excellent).
Expect highs of 24°C, 1 rain days, and 11.6 hours of daily sunshine.
View September weather details →Travel Score by Month
60
Jan
66
Feb
71
Mar
79
Apr
85
May
92
Jun
93
Jul
93
Aug
93
Sep
88
Oct
73
Nov
60
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in San Rafael each month?
19°C
Avg High
10°C
Avg Low
595mm
Annual Rain
How much rain does San Rafael get?
San Rafael receives 595mm of rain annually. The wettest month is typically December with 122mm, while July is the driest.
What is the weather like each month in San Rafael?
January
60
14°C
Low: 7°C
10 rain days
Good
February
66
15°C
Low: 7°C
8 rain days
Good
March
71
16°C
Low: 8°C
8 rain days
Good
April
79
18°C
Low: 9°C
5 rain days
Good
May
85
20°C
Low: 11°C
3 rain days
Excellent
June
92
23°C
Low: 12°C
1 rain days
Excellent
July
93
24°C
Low: 13°C
0 rain days
Excellent
August
93
24°C
Low: 13°C
0 rain days
Excellent
September
Best time to visit93
24°C
Low: 13°C
1 rain days
Excellent
October
88
22°C
Low: 12°C
3 rain days
Excellent
November
73
17°C
Low: 9°C
6 rain days
Good
December
60
13°C
Low: 7°C
10 rain days
Good
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What cities are near San Rafael?
Data based on 1994–2024 averages · Last updated: 2024-12-31