Surabaja weather in September 2024

Expect 90°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Surabaja in September. Check more long-term weather averages for Surabaja in September before you book your next holiday to Indonesia in 2024/2025.

90
90°F max day temperature
11
11 hours of sunshine per day
1
1 day with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
0.8
0.8 inches of monthly rainfall
11
11+ (Extreme) UV index
82
82°F sea temperature

More about Surabaja

Surabaja by month

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

Recommended for Indonesia

TUI: up to 7% off holidays booked online

Sale

Book online with TUI & save up to 7% on holidays
FREE child places available for select holidays
Pay £0 deposits with direct debit & spread the cost

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The September 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 September?

Daytime temperatures usually reach 90°F in Surabaja in September with very high heat and humidity, falling to 75°F at night.

How sunny is it in Surabaja in September?

There are normally 11 hours of bright sunshine each day in Surabaja in September - that's 90% of daylight hours.

How warm is the sea around Surabaja in September?

The average sea temperature around Surabaja in September is 82°F.

Does it ever rain in Surabaja in September?

There is usually 1 day with some rain in Surabaja in September and the average monthly rainfall is 0.8 inches.

Surabaja September sunrise & sunset times

Browse the sunrise and sunset times for Surabaja in September 2024. 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
Sunday, 1st September 2024	05:30	17:28
Sunday, 15th September 2024	05:22	17:26
Monday, 30th September 2024	05:14	17:24

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

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