Sao Tome weather in May 2025

Expect 29°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Sao Tome in May. Check more long-term weather averages for Sao Tome in May before you book your next holiday to Sao Tome & Principe in 2025/2026.

  • 29°C maximum daytime temperature in May in Sao Tome29
    29°C max day temperature
  • 4 hours of sunshine per day
  • 14 days with some rainfall in May in Sao Tome14
    14 days with some rainfall
  • 21°C minimum night-time temperature in May in Sao Tome21
    21°C min night temperature
  • 12 hours of daylight per day in May in Sao Tome12
    12 hours of daylight per day
  • High heat & humidity in May in Sao TomeH
    High heat & humidity
  • 168 mm monthly rainfall in May in Sao Tome168
    168 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Sao Tome11
    11+ (Extreme) UV index
  • 28°C sea temperature in May in Sao Tome28
    28°C sea temperature

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The May weather guide for Sao Tome & Principe (Sao Tome) 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.

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

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How hot is it in Sao Tome in May?

Daytime temperatures usually reach 29°C in Sao Tome in May with high heat and humidity, falling to 21°C at night.

How sunny is it in Sao Tome in May?

There are normally 4 hours of bright sunshine each day in Sao Tome in May - that's 32% of daylight hours.

How warm is the sea around Sao Tome in May?

The average sea temperature around Sao Tome in May is 28°C.

Does it rain in Sao Tome in May?

There are usually 14 days with some rain in Sao Tome in May and the average monthly rainfall is 168mm.

Sao Tome May sunrise & sunset times

Browse the sunrise and sunset times for Sao Tome in May 2025. Select a month to view Sao Tome sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:26 17:34
Friday, 16th May 2025 05:25 17:33
Saturday, 31st May 2025 05:27 17:35

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