Surabaja weather in April 2025

Expect 90°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Surabaja in April. Check more long-term weather averages for Surabaja in April before you book your next holiday to Indonesia in 2025/2026.

  • 90°F maximum daytime temperature in April in Surabaja90
    90°F max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in April in Surabaja10
    10 days with some rainfall
  • 77°F minimum night-time temperature in April in Surabaja77
    77°F min night temperature
  • 12 hours of daylight per day in April in Surabaja12
    12 hours of daylight per day
  • Very high heat & humidity in April in SurabajaVH
    Very High heat & humidity
  • 6.9 inches monthly rainfall in April in Surabaja6.9
    6.9 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Surabaja11
    11+ (Extreme) UV index
  • 86°F sea temperature in April in Surabaja86
    86°F sea temperature

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The April weather guide for Indonesia (Surabaja) 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)  |  Imperial (°F)

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More about Indonesia

How hot is it in Surabaja in April?

Daytime temperatures usually reach 90°F in Surabaja in April with very high heat and humidity, falling to 77°F at night.

How sunny is it in Surabaja in April?

There are normally 9 hours of bright sunshine each day in Surabaja in April - that's 74% of daylight hours.

How warm is the sea around Surabaja in April?

The average sea temperature around Surabaja in April is 86°F.

Does it rain in Surabaja in April?

There are usually 10 days with some rain in Surabaja in April and the average monthly rainfall is 6.9 inches.

Surabaja April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 05:32 17:34
Tuesday, 15th April 2025 05:31 17:27
Wednesday, 30th April 2025 05:31 17:22

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