Medan weather in January 2026

Expect daytime maximum temperatures of 31°C in Medan, Indonesia in January and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 11 days with some rainfall and typically 121 mm of rainfall in the month.

  • 31°C maximum daytime temperature in January in Medan31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in January in Medan11
    11 days with some rainfall
  • 22°C minimum night-time temperature in January in Medan22
    22°C min night temperature
  • 12 hours of daylight per day in January in Medan12
    12 hours of daylight per day
  • High heat & humidity in January in MedanH
    High heat & humidity
  • 121 mm monthly rainfall in January in Medan121
    121 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Medan11
    11+ (Extreme) UV index

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The January weather guide for Indonesia (Medan) 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 Medan in January?

Daytime temperatures usually reach 30°C in Medan in January with high heat and humidity, falling to 23°C at night.

How sunny is it in Medan in January?

There are normally 4 hours of bright sunshine each day in Medan in January - that's 35% of daylight hours.

How warm is the sea around Medan in January?

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

Does it rain in Medan in January?

There are usually 17 days with some rain in Medan in January and the average monthly rainfall is 406mm.

Medan January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:31 18:26
Friday, 16th January 2026 06:37 18:33
Saturday, 31st January 2026 06:40 18:38

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