Our verdict
The best time to visit Bissau is July-October
In summer, the temperature in Bissau can rise as high as 38℃ (100℉). In the winter, temperatures can get down to 21℃ (69℉) around August.
The longest days between sunrise and sunset in Bissau are usually in March, so if you want to get the most out of your daytime activities, be sure to plan your visit around this time. The wet season in Bissau usually falls during the months surrounding August each year. It’s not uncommon to get some decent rainfall or light showers during this time, but on some days the weather tends to be fine for a majority of the day, with only a few drops of rain falling from a passing shower.
For more information about when to travel to Bissau, the monthly weather breakdown and the best information and tools to book your trip, continue reading below.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Bissau seasons
Before you continue, it’s important to know when the seasons are in Bissau as they might be different to yours depending on where in the world you’re travelling from. Bissau is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Bissau
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Bissau for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Bissau climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Bissau for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Bissau in January
- Average temperature: 27℃ (81℉)
- Average high temperature: 34℃ (93℉)
- Average low temperature: 22℃ (71℉)
- Average humidity: 32%
- Average sunny days: 31 days
- Average rainfall: 0mm (0") over 0 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in January, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.
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Bissau in February
- Average temperature: 28℃ (82℉)
- Average high temperature: 35℃ (95℉)
- Average low temperature: 22℃ (72℉)
- Average humidity: 35%
- Average sunny days: 28 days
- Average rainfall: 0mm (0") over 0 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in February, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.
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Bissau in March
- Average temperature: 28℃ (83℉)
- Average high temperature: 36℃ (96℉)
- Average low temperature: 23℃ (73℉)
- Average humidity: 44%
- Average sunny days: 30 days
- Average rainfall: 1mm (0") over 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in March, make sure you pack t-shirts, shorts and sun protection for the day, and maybe a very thin sweater for the evenings if you're a cold frog.
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Bissau in April
- Average temperature: 29℃ (83℉)
- Average high temperature: 35℃ (95℉)
- Average low temperature: 24℃ (74℉)
- Average humidity: 50%
- Average sunny days: 28 days
- Average rainfall: 1mm (0") over 2 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in April, make sure you pack t-shirts, shorts and sun protection.
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Bissau in May
- Average temperature: 29℃ (83℉)
- Average high temperature: 34℃ (93℉)
- Average low temperature: 24℃ (76℉)
- Average humidity: 60%
- Average sunny days: 26 days
- Average rainfall: 7mm (0") over 4 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in May, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Bissau in June
- Average temperature: 29℃ (84℉)
- Average high temperature: 33℃ (91℉)
- Average low temperature: 26℃ (79℉)
- Average humidity: 68%
- Average sunny days: 21 days
- Average rainfall: 25mm (1") over 8 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Bissau in July
- Average temperature: 28℃ (82℉)
- Average high temperature: 31℃ (88℉)
- Average low temperature: 26℃ (78℉)
- Average humidity: 77%
- Average sunny days: 6 days
- Average rainfall: 138mm (5") over 23 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Bissau in August
- Average temperature: 27℃ (80℉)
- Average high temperature: 30℃ (85℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 81%
- Average sunny days: 3 days
- Average rainfall: 234mm (9") over 27 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in August, make sure you pack t-shirts and light clothing.
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Bissau in September
- Average temperature: 27℃ (81℉)
- Average high temperature: 30℃ (87℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 81%
- Average sunny days: 8 days
- Average rainfall: 132mm (5") over 21 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in September, make sure you pack t-shirts and shorts.. It stays warm all day and night.
Bissau in October
- Average temperature: 29℃ (84℉)
- Average high temperature: 33℃ (91℉)
- Average low temperature: 26℃ (78℉)
- Average humidity: 74%
- Average sunny days: 13 days
- Average rainfall: 50mm (2") over 16 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in October, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Bissau in November
- Average temperature: 29℃ (83℉)
- Average high temperature: 34℃ (93℉)
- Average low temperature: 25℃ (76℉)
- Average humidity: 57%
- Average sunny days: 24 days
- Average rainfall: 8mm (0") over 4 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in November, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Bissau in December
- Average temperature: 27℃ (81℉)
- Average high temperature: 34℃ (93℉)
- Average low temperature: 22℃ (72℉)
- Average humidity: 37%
- Average sunny days: 30 days
- Average rainfall: 1mm (0") over 1 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Bissau in December, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.
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