São Mateus Weather Year-Round — Best Time to Visit
São Mateus, Brazil has warm weather year-round. The best time to visit is August (score: 84/100). Annual average high: 27.7°C, total rainfall: 1063mm.
When is the best time to visit São Mateus?
84
August is the best month to visit São Mateus with a travel score of 84/100 (Excellent).
Expect highs of 25.6°C, 8 rain days, and 10.1 hours of daily sunshine.
View August weather details →Travel Score by Month
74
Jan
76
Feb
72
Mar
75
Apr
81
May
83
Jun
82
Jul
84
Aug
83
Sep
79
Oct
71
Nov
72
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in São Mateus each month?
27.7°C
Avg High
21.1°C
Avg Low
1063mm
Annual Rain
How much rain does São Mateus get?
São Mateus receives 1063mm of rain annually. The wettest month is typically December with 180mm, while June is the driest.
What is the weather like each month in São Mateus?
January
74
30°C
Low: 23°C
15 rain days
Good
February
76
30°C
Low: 23°C
14 rain days
Good
March
72
30°C
Low: 23°C
17 rain days
Good
April
75
28°C
Low: 22°C
15 rain days
Good
May
81
27°C
Low: 20°C
10 rain days
Excellent
June
83
26°C
Low: 19°C
8 rain days
Excellent
July
82
25°C
Low: 19°C
9 rain days
Excellent
August
Best time to visit84
26°C
Low: 19°C
8 rain days
Excellent
September
83
27°C
Low: 20°C
9 rain days
Excellent
October
79
28°C
Low: 21°C
12 rain days
Good
November
71
28°C
Low: 22°C
17 rain days
Good
December
72
29°C
Low: 23°C
17 rain days
Good
Compare São Mateus
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Data based on 1994–2024 averages · Last updated: 2024-12-31