Bissau weather by month

Check out Bissau weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & UV index

Temperature in Bissau (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	33	35	35	35	35	33	30	30	30	32	33	32
Min temperature (night-time)	18	19	20	20	22	23	23	23	23	23	21	18
Heat & Humidity	M	H	H	H	H	H	H	H	H	VH	H	M
Sea temperature	24	24	25	26	27	27	28	27	28	29	29	27

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Bissau

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	8	8	9	9	8	7	6	5	6	7	8	8
Daily hours of daylight	12	12	12	12	13	13	13	12	12	12	12	11
UV Index (Maximum)	10	11	11	11	11	11	11	11	11	11	10	9

Rainfall in Bissau

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	0	0	0	1	3	10	18	22	19	10	2	1
Average monthly rainfall (mm)	0	1	0	0	21	148	409	544	389	150	16	1

More about Bissau

Bissau by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Guinea-Bissau

The climate guide for Guinea-Bissau (Bissau) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Bissau?

Bissau has a hot tropical climate with a winter dry season.

Bissau weather in January

Expect daytime maximum temperatures of 33°C in Bissau, Guinea-Bissau in January based on long-term weather averages. There are 8 hours of sunshine per day on average.

33
33°C max day temperature
8
8 hours of sunshine per day
0
0 days with some rainfall
18
18°C min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
0
0 mm of monthly rainfall
10
10 (Very High) UV index
24
24°C sea temperature

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Bissau weather in February

Expect daytime maximum temperatures of 35°C in Bissau, Guinea-Bissau in February and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

35
35°C max day temperature
8
8 hours of sunshine per day
0
0 days with some rainfall
19
19°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
1
1 mm of monthly rainfall
11
11+ (Extreme) UV index
24
24°C sea temperature

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Bissau weather in March

Expect daytime maximum temperatures of 35°C in Bissau, Guinea-Bissau in March and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average.

35
35°C max day temperature
9
9 hours of sunshine per day
0
0 days with some rainfall
20
20°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
0
0 mm of monthly rainfall
11
11+ (Extreme) UV index
25
25°C sea temperature

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Bissau weather in April

Expect daytime maximum temperatures of 35°C in Bissau, Guinea-Bissau in April and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average.

35
35°C max day temperature
9
9 hours of sunshine per day
1
1 day with some rainfall
20
20°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
0
0 mm of monthly rainfall
11
11+ (Extreme) UV index
26
26°C sea temperature

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Bissau weather in May

Expect daytime maximum temperatures of 35°C in Bissau, Guinea-Bissau in May and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

35
35°C max day temperature
8
8 hours of sunshine per day
3
3 days with some rainfall
22
22°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
21
21 mm of monthly rainfall
11
11+ (Extreme) UV index
27
27°C sea temperature

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Bissau weather in June

Expect daytime maximum temperatures of 33°C in Bissau, Guinea-Bissau in June and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 148 mm of rainfall in the month.

33
33°C max day temperature
7
7 hours of sunshine per day
10
10 days with some rainfall
23
23°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
148
148 mm of monthly rainfall
11
11+ (Extreme) UV index
27
27°C sea temperature

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Bissau weather in July

Expect daytime maximum temperatures of 30°C in Bissau, Guinea-Bissau in July and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 18 days with some rainfall and typically 409 mm of rainfall in the month.

30
30°C max day temperature
6
6 hours of sunshine per day
18
18 days with some rainfall
23
23°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
409
409 mm of monthly rainfall
11
11+ (Extreme) UV index
28
28°C sea temperature

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Bissau weather in August

Expect daytime maximum temperatures of 30°C in Bissau, Guinea-Bissau in August and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with 22 days with some rainfall and typically 544 mm of rainfall in the month.

30
30°C max day temperature
5
5 hours of sunshine per day
22
22 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
544
544 mm of monthly rainfall
11
11+ (Extreme) UV index
27
27°C sea temperature

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Bissau weather in September

Expect daytime maximum temperatures of 30°C in Bissau, Guinea-Bissau in September and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 389 mm of rainfall in the month.

30
30°C max day temperature
6
6 hours of sunshine per day
19
19 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
389
389 mm of monthly rainfall
11
11+ (Extreme) UV index
28
28°C sea temperature

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Bissau weather in October

Expect daytime maximum temperatures of 32°C in Bissau, Guinea-Bissau in October and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 10 days with some rainfall and typically 150 mm of rainfall in the month.

32
32°C max day temperature
7
7 hours of sunshine per day
10
10 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
150
150 mm of monthly rainfall
11
11 (Extreme) UV index
29
29°C sea temperature

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Bissau weather in November

Expect daytime maximum temperatures of 33°C in Bissau, Guinea-Bissau in November and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average.

33
33°C max day temperature
8
8 hours of sunshine per day
2
2 days with some rainfall
21
21°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
16
16 mm of monthly rainfall
10
10 (Very High) UV index
29
29°C sea temperature

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Bissau weather in December

Expect daytime maximum temperatures of 32°C in Bissau, Guinea-Bissau in December based on long-term weather averages. There are 8 hours of sunshine per day on average.

32
32°C max day temperature
8
8 hours of sunshine per day
1
1 day with some rainfall
18
18°C min night temperature
11
11 hours of daylight per day
M
Moderate heat & humidity
1
1 mm of monthly rainfall
9
9 (Very High) UV index
27
27°C sea temperature

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