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Best Time to Visit Guinea-Bissau
Climate based on Bissau • 2015–2024
The best overall weather in Guinea-Bissau is in October, with average highs around 30°C. The single best 14-day window: Jun 21 - Jul 4. The hottest month is February (34°C highs) and the coolest is August (28°C highs).
Year-at-a-glance heatmap
Each cell is colored by the typical daytime high for that day. Hover for rainfall and sunshine.
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5
10
15
20
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Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
- Freezingbelow 0°C
- Very Cold0–5°C
- Cold5–12°C
- Fresh12–18°C
- Comfortable18–25°C
- Warm25–30°C
- Very Warm30–39°C
- Smoking Hot39°C+
Best 14-day travel windows
Top pick
Jun 21 - Jul 4
14-day window • Avg 28°C • Very Warm
Alternative 1
Oct 5 - Oct 18
14-day window • Avg 28°C • Very Warm
Alternative 2
Sep 21 - Oct 4
14-day window • Avg 27°C • Warm
Month-by-month breakdown
January
Very Warm27°Cavg
- 33°C / 21°C
- 0mm total
- 10.5h sun/day
February
Very Warm28°Cavg
- 34°C / 22°C
- 0mm total
- 10.8h sun/day
March
Very Warm28°Cavg
- 34°C / 23°C
- 0mm total
- 11.2h sun/day
April
Very Warm28°Cavg
- 33°C / 23°C
- 0mm total
- 11.7h sun/day
May
Very Warm28°Cavg
- 32°C / 24°C
- 4mm total
- 11.2h sun/day
June
Very Warm28°Cavg
- 31°C / 25°C
- 60mm total
- 10.2h sun/day
July
Warm27°Cavg
- 29°C / 25°C
- 415mm total
- 7.8h sun/day
August
Warm26°Cavg
- 28°C / 25°C
- 510mm total
- 7.6h sun/day
September
Warm27°Cavg
- 29°C / 25°C
- 335mm total
- 8.2h sun/day
October
Very Warm28°Cavg
- 30°C / 25°C
- 147mm total
- 9.6h sun/day
November
Very Warm28°Cavg
- 32°C / 24°C
- 18mm total
- 10.4h sun/day
December
Very Warm27°Cavg
- 33°C / 22°C
- 1mm total
- 10.1h sun/day
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