Semarang weather in January 2025

Expect 30°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Semarang in January. Check more long-term weather averages for Semarang in January before you book your next holiday to Indonesia in 2025/2026.

  • 30°C maximum daytime temperature in January in Semarang30
    30°C max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in January in Semarang19
    19 days with some rainfall
  • 22°C minimum night-time temperature in January in Semarang22
    22°C min night temperature
  • 12 hours of daylight per day in January in Semarang12
    12 hours of daylight per day
  • High heat & humidity in January in SemarangH
    High heat & humidity
  • 443 mm monthly rainfall in January in Semarang443
    443 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Semarang11
    11+ (Extreme) UV index
  • 29°C sea temperature in January in Semarang29
    29°C sea temperature

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

Daytime temperatures usually reach 30°C in Semarang in January with high heat and humidity, falling to 22°C at night.

How sunny is it in Semarang in January?

There are normally 5 hours of bright sunshine each day in Semarang in January - that's 42% of daylight hours.

How warm is the sea around Semarang in January?

The average sea temperature around Semarang in January is 29°C.

Does it rain in Semarang in January?

There are usually 19 days with some rain in Semarang in January and the average monthly rainfall is 443mm.

Semarang January sunrise & sunset times

Browse the sunrise and sunset times for Semarang in January 2025. Select a month to view Semarang sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 05:26 17:58
Thursday, 16th January 2025 05:34 18:02
Friday, 31st January 2025 05:39 18:04

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