Guinea-Bissau weather in October 2025

Expect 90°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Guinea-Bissau in October. Check more long-term weather averages for Guinea-Bissau in October before you book your next holiday to Guinea-Bissau in 2025/2026.

  • 90°F maximum daytime temperature in October in Guinea-Bissau (Bissau)90
    90°F max day temperature
  • 7 hours of sunshine per day
  • 10 days with some rainfall in October in Guinea-Bissau (Bissau)10
    10 days with some rainfall
  • 73°F minimum night-time temperature in October in Guinea-Bissau (Bissau)73
    73°F min night temperature
  • 12 hours of daylight per day in October in Guinea-Bissau (Bissau)12
    12 hours of daylight per day
  • Very high heat & humidity in October in Guinea-Bissau (Bissau)VH
    Very High heat & humidity
  • 5.9 inches monthly rainfall in October in Guinea-Bissau (Bissau)5.9
    5.9 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in October in Guinea-Bissau (Bissau)11
    11 (Extreme) UV index
  • 84°F sea temperature in October in Guinea-Bissau (Bissau)84
    84°F sea temperature

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The October 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 October. Select a holiday destination to see more weather parameters.

All Guinea-Bissau destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in Guinea-Bissau in October?

Daytime temperatures usually reach 90°F in Bissau, Guinea-Bissau in October with very high heat and humidity, falling to 73°F at night.

How sunny is it in Guinea-Bissau in October?

There are normally 7 hours of bright sunshine each day in Bissau, Guinea-Bissau in October - that's 61% of daylight hours.

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

The average sea temperature around Bissau, Guinea-Bissau in October is 84°F.

Does it rain in Guinea-Bissau in October?

There are usually 10 days with some rain in Bissau, Guinea-Bissau in October and the average monthly rainfall is 5.9 inches.

Guinea-Bissau October sunrise & sunset times

Browse the sunrise and sunset times for Guinea-Bissau in October 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
Wednesday, 1st October 2025 06:51 18:52
Thursday, 16th October 2025 06:52 18:44
Friday, 31st October 2025 06:55 18:37

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