Bissau, Guinea-Bissau 14-Day Forecast
78°
Moderate or heavy rain shower right now
Today: high 81°, low 77°
Updated 1 hour ago
Bissau weather for the next 14 days
Wednesday, August 19
Patchy rain nearby High 82° Low 79°Precipitation
69%
· 0.06 in
Max wind
14 mph
Humidity
83%
UV index
11 - Very High
Sunrise / sunset
06:51 AM / 07:20 PM
Thursday, August 20
Overcast High 81° Low 74°Precipitation
88%
· 3.06 in
Max wind
19 mph
Humidity
84%
UV index
4 - Moderate
Sunrise / sunset
06:51 AM / 07:19 PM
Friday, August 21
Patchy rain nearby High 86° Low 77°Precipitation
20%
· 0.0 in
Max wind
12 mph
Humidity
75%
UV index
12 - Extreme
Sunrise / sunset
06:51 AM / 07:19 PM
Saturday, August 22
Overcast High 82° Low 80°Precipitation
26%
· 0.01 in
Max wind
13 mph
Humidity
79%
UV index
10 - Very High
Sunrise / sunset
06:51 AM / 07:18 PM
Sunday, August 23
Light rain shower High 84° Low 79°Precipitation
88%
· 0.57 in
Max wind
12 mph
Humidity
82%
UV index
6 - High
Sunrise / sunset
06:51 AM / 07:18 PM
Monday, August 24
Light rain shower High 80° Low 78°Precipitation
85%
· 0.21 in
Max wind
6 mph
Humidity
85%
UV index
6 - High
Sunrise / sunset
06:51 AM / 07:17 PM
Tuesday, August 25
Light rain shower High 80° Low 76°Precipitation
87%
· 0.31 in
Max wind
18 mph
Humidity
86%
UV index
6 - High
Sunrise / sunset
06:51 AM / 07:17 PM
Wednesday, August 26
Patchy rain nearby High 82° Low 79°Precipitation
71%
· 0.09 in
Max wind
17 mph
Humidity
82%
UV index
6 - High
Sunrise / sunset
06:52 AM / 07:16 PM
Thursday, August 27
Light rain shower High 81° Low 78°Precipitation
89%
· 1.14 in
Max wind
14 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
06:52 AM / 07:15 PM
Friday, August 28
Overcast High 80° Low 77°Precipitation
89%
· 0.58 in
Max wind
17 mph
Humidity
85%
UV index
6 - High
Sunrise / sunset
06:52 AM / 07:15 PM
Saturday, August 29
Moderate or heavy rain shower High 80° Low 78°Precipitation
89%
· 1.68 in
Max wind
18 mph
Humidity
86%
UV index
6 - High
Sunrise / sunset
06:52 AM / 07:14 PM
Sunday, August 30
Light rain shower High 80° Low 78°Precipitation
89%
· 1.29 in
Max wind
18 mph
Humidity
86%
UV index
6 - High
Sunrise / sunset
06:52 AM / 07:14 PM
Monday, August 31
Light rain shower High 81° Low 79°Precipitation
88%
· 0.87 in
Max wind
18 mph
Humidity
84%
UV index
6 - High
Sunrise / sunset
06:52 AM / 07:13 PM
Bissau 14-day outlook: the story
The warmest day of Bissau's 14-day outlook is Friday, August 21 with a high near 86°F (30°C); the coolest night comes Thursday, August 20, dipping to 74°F (23°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 82°F (28°C), right in line with the typical August high of 83°F (28°C).
Precipitation is most likely on Tuesday 18, Wednesday 19, Thursday 20, Sunday 23 and beyond; the wettest day looks like Thursday, August 20 with about 3.06 in (77.6 mm) expected. For the weekend, expect Saturday 82°F (28°C) and overcast / Sunday 84°F (29°C) and light rain shower.
For typical conditions month by month, see the Bissau climate & average temperatures guide.
Bissau forecast questions
Will it rain in Bissau this week?
The forecast currently shows meaningful precipitation chances on 12 of the next 14 days, peaking around Thursday, August 20.
What will be the warmest day in Bissau over the next 14 days?
Friday, August 21, with a forecast high near 86°F (30°C).
How accurate is a 14-day forecast for Bissau?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Bissau by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 91° | 70° | 0 | 0.0 in | 10.5 h/day | 43% |
| February | 93° | 71° | 0 | 0.0 in | 10.8 h/day | 44% |
| March | 93° | 73° | 0 | 0.0 in | 11.2 h/day | 52% |
| April | 91° | 74° | 0 | 0.0 in | 11.7 h/day | 60% |
| May | 90° | 75° | 1 | 0.1 in | 11.2 h/day | 66% |
| June | 88° | 78° | 10 | 2.4 in | 10.2 h/day | 76% |
| July | 83° | 77° | 28 | 16.5 in | 7.8 h/day | 85% |
| August | 83° | 76° | 29 | 19.9 in | 7.5 h/day | 87% |
| September | 84° | 76° | 26 | 13.2 in | 8.2 h/day | 87% |
| October | 87° | 77° | 20 | 5.7 in | 9.7 h/day | 85% |
| November | 89° | 75° | 4 | 0.7 in | 10.4 h/day | 72% |
| December | 91° | 71° | 0 | 0.0 in | 10.1 h/day | 49% |
14-day forecasts nearby