Guinea-Bissau weather in June 2025

Expect 33°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Guinea-Bissau in June. Check more long-term weather averages for Guinea-Bissau in June before you book your next holiday to Guinea-Bissau in 2025/2026.

  • 33°C maximum daytime temperature in June in Guinea-Bissau (Bissau)33
    33°C max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in June in Guinea-Bissau (Bissau)10
    10 days with some rainfall
  • 23°C minimum night-time temperature in June in Guinea-Bissau (Bissau)23
    23°C min night temperature
  • 13 hours of daylight per day in June in Guinea-Bissau (Bissau)13
    13 hours of daylight per day
  • High heat & humidity in June in Guinea-Bissau (Bissau)H
    High heat & humidity
  • 148 mm monthly rainfall in June in Guinea-Bissau (Bissau)148
    148 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Guinea-Bissau (Bissau)11
    11+ (Extreme) UV index
  • 27°C sea temperature in June in Guinea-Bissau (Bissau)27
    27°C sea temperature

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The June weather guide for Guinea-Bissau (Bissau) shows long term 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.

Top Guinea-Bissau destinations

Below are average maximum temperatures at popular countries, regions and places in Guinea-Bissau in June. Select a holiday destination to see more weather parameters.

All Guinea-Bissau destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Guinea-Bissau in June?

Daytime temperatures usually reach 33°C in Bissau, Guinea-Bissau in June with high heat and humidity, falling to 23°C at night.

How sunny is it in Guinea-Bissau in June?

There are normally 7 hours of bright sunshine each day in Bissau, Guinea-Bissau in June - that's 56% of daylight hours.

How warm is the sea around Guinea-Bissau in June?

The average sea temperature around Bissau, Guinea-Bissau in June is 27°C.

Does it rain in Guinea-Bissau in June?

There are usually 10 days with some rain in Bissau, Guinea-Bissau in June and the average monthly rainfall is 148mm.

Guinea-Bissau June sunrise & sunset times

Browse the sunrise and sunset times for Guinea-Bissau in June 2025. Select a month to view Guinea-Bissau sunrise and sunset times for the next 12 months. The Guinea-Bissau sunrise and sunset times shown below are for Bissau.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 06:37 19:24
Sunday, 15th June 2025 06:38 19:28
Monday, 30th June 2025 06:42 19:31

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