Bissau Weather Year-Round — Best Time to Visit
Bissau, Guinea-Bissau has hot weather year-round. The best time to visit is January (score: 100/100). Annual average high: 31.8°C, total rainfall: 1323mm.
When is the best time to visit Bissau?
100
January is the best month to visit Bissau with a travel score of 100/100 (Excellent).
Expect highs of 32.9°C, 0 rain days, and 10.6 hours of daily sunshine.
View January weather details →Travel Score by Month
100
Jan
100
Feb
98
Mar
97
Apr
94
May
80
Jun
64
Jul
62
Aug
64
Sep
67
Oct
91
Nov
100
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Bissau each month?
31.8°C
Avg High
23.4°C
Avg Low
1323mm
Annual Rain
How much rain does Bissau get?
Bissau receives 1323mm of rain annually. The wettest month is typically August with 434mm, while April is the driest.
What is the weather like each month in Bissau?
January
Best time to visit100
33°C
Low: 21°C
0 rain days
Excellent
February
100
34°C
Low: 21°C
0 rain days
Excellent
March
98
35°C
Low: 23°C
0 rain days
Excellent
April
97
34°C
Low: 23°C
0 rain days
Excellent
May
94
33°C
Low: 24°C
1 rain days
Excellent
June
80
31°C
Low: 25°C
11 rain days
Good
July
64
29°C
Low: 25°C
27 rain days
Good
August
62
28°C
Low: 24°C
28 rain days
Good
September
64
29°C
Low: 24°C
26 rain days
Good
October
67
30°C
Low: 25°C
21 rain days
Good
November
91
32°C
Low: 24°C
4 rain days
Excellent
December
100
33°C
Low: 22°C
0 rain days
Excellent
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Data based on 1994–2024 averages · Last updated: 2024-12-31