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
90°F max day temperature
9
9 hours of sunshine per day
10
10 days with some rainfall
77
77°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
6.9
6.9 inches of monthly rainfall
11
11+ (Extreme) UV index
86
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)

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.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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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Indonesia - quick facts
Flight time^✝	16 to 22 hours
Time difference	UK +7 to +9 hours
Language(s)	Indonesian
Currency	Indonesian Rupiah
Electricity	C + F plug (230V)
Driving side	Left
Why visit?	Beaches Culture Nature
Tourist info	Indonesia Ministry of Tourism