Sao Tome & Principe weather in January 2026

Expect daytime maximum temperatures of 29°C in Sao Tome & Principe 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 Tome & Principe (Sao Tome)29
    29°C max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in January in Sao Tome & Principe (Sao Tome)13
    13 days with some rainfall
  • 22°C minimum night-time temperature in January in Sao Tome & Principe (Sao Tome)22
    22°C min night temperature
  • 12 hours of daylight per day in January in Sao Tome & Principe (Sao Tome)12
    12 hours of daylight per day
  • High heat & humidity in January in Sao Tome & Principe (Sao Tome)H
    High heat & humidity
  • 112 mm monthly rainfall in January in Sao Tome & Principe (Sao Tome)112
    112 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Sao Tome & Principe (Sao Tome)11
    11+ (Extreme) UV index
  • 28°C sea temperature in January in Sao Tome & Principe (Sao Tome)28
    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.

Top Sao Tome & Principe destinations

Below are average maximum temperatures at popular countries, regions and places in Sao Tome & Principe in January. Select a holiday destination to see more weather parameters.

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

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How hot is it in Sao Tome & Principe in January?

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

How sunny is it in Sao Tome & Principe in January?

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

How warm is the sea around Sao Tome & Principe in January?

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

Does it rain in Sao Tome & Principe in January?

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

Sao Tome & Principe January sunrise & sunset times

Browse the sunrise and sunset times for Sao Tome & Principe in January 2026. Select a month to view Sao Tome & Principe sunrise and sunset times for the next 12 months. The Sao Tome & Principe sunrise and sunset times shown below are for Sao Tome.

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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