When to go · Guinea-Bissau
Guinea-Bissau, month by month
The best months for Guinea-Bissau: Jan, Feb, Mar, Dec. Months to avoid: Jul, Aug, Sep.
Month by month
- JanuaryGreatDry and warm; calm seas for the Bijagós.Coast and Bissau: best weather · Bijagós islands: best weather · Interior east: best weatherCrowds: Medium · 2 festivals or holidays
- FebruaryGreatCarnival in Bissau (moves, check); best fishing and birds.Coast and Bissau: best weather · Bijagós islands: best weather · Interior east: smoke hazeCrowds: Medium · 1 festival or holiday
- MarchGreatWarm and dry; Ramadan in 2026 (check) affects Muslim areas.Coast and Bissau: best weather · Bijagós islands: best weather · Interior east: hotCrowds: Medium · 3 festivals or holidays
- AprilGoodHot; cashew season begins, trucks everywhere.Coast and Bissau: hot · Bijagós islands: best weather · Interior east: hotCrowds: Low
- MayMixedHumid; last month for most island lodges.Coast and Bissau: hot · Bijagós islands: fine · Interior east: hotCrowds: Low · 2 festivals or holidays
- JuneMixedRains start; lodges close.Coast and Bissau: rainy · Bijagós islands: rainy · Interior east: rainyCrowds: Low
- JulyAvoidHeavy rain, rough seas.Coast and Bissau: rainy · Bijagós islands: rainy · Interior east: rainyCrowds: Low
- AugustAvoidWettest month; turtle nesting starts on Poilão.Coast and Bissau: storm or typhoon risk · Bijagós islands: storm or typhoon risk · Interior east: rainyCrowds: Low · 1 festival or holiday
- SeptemberAvoidVery wet; roads flood.Coast and Bissau: storm or typhoon risk · Bijagós islands: storm or typhoon risk · Interior east: rainyCrowds: Low · 1 festival or holiday
- OctoberMixedRains ease; turtle hatchlings on the outer islands.Coast and Bissau: rainy · Bijagós islands: rainy · Interior east: rainyCrowds: Low
- NovemberGoodLodges reopen; green landscapes.Coast and Bissau: fine · Bijagós islands: fine · Interior east: fineCrowds: Low · 1 festival or holiday
- DecemberGreatDry season; election month in 2026 (check).Coast and Bissau: best weather · Bijagós islands: best weather · Interior east: best weatherCrowds: Medium · 1 festival or holiday
Weather by region
How each climate zone rates each month.
| Region | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Coast and BissauBissau, Cacheu, Varela | Best | Best | Best | Hot | Hot | Wet | Wet | Storm | Storm | Wet | OK | Best |
| Bijagós islandsBubaque, Orango, João Vieira, Rubane | Best | Best | Best | Best | OK | Wet | Wet | Storm | Storm | Wet | OK | Best |
| Interior eastBafatá, Gabú | Best | Haze | Hot | Hot | Hot | Wet | Wet | Wet | Wet | Wet | OK | Best |