Sao Tome weather in January 2026

Expect daytime maximum temperatures of 29°C in Sao Tome in January and high heat and humidity based on long-term weather averages. There are 3 hours of sunshine per day on average with 13 days with some rainfall and typically 112 mm of rainfall in the month.

  • 29°C maximum daytime temperature in January in Sao Tome29
    29°C max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in January in Sao Tome13
    13 days with some rainfall
  • 22°C minimum night-time temperature in January in Sao Tome22
    22°C min night temperature
  • 12 hours of daylight per day in January in Sao Tome12
    12 hours of daylight per day
  • High heat & humidity in January in Sao TomeH
    High heat & humidity
  • 112 mm monthly rainfall in January in Sao Tome112
    112 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Sao Tome11
    11+ (Extreme) UV index
  • 28°C sea temperature in January in Sao Tome28
    28°C sea temperature

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The January 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 January?

Daytime temperatures usually reach 29°C in Sao Tome in January with high heat and humidity, falling to 22°C at night.

How sunny is it in Sao Tome in January?

There are normally 3 hours of bright sunshine each day in Sao Tome in January - that's 28% of daylight hours.

How warm is the sea around Sao Tome in January?

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

Does it rain in Sao Tome in January?

There are usually 13 days with some rain in Sao Tome in January and the average monthly rainfall is 112mm.

Sao Tome January sunrise & sunset times

Browse the sunrise and sunset times for Sao Tome in January 2026. Select a month to view Sao Tome sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 05:33 17:40
Friday, 16th January 2026 05:40 17:46
Saturday, 31st January 2026 05:43 17:50

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