Best Time to Visit Surabaya
Best time: Aug, Jul, Sep, Oct.
Oct is warmest (34.2°C high); Jan is rainiest (306 mm).
Surabaya weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | 32.4 | 23 | 306 | 7.5 |
| Feb | 32.4 | 23 | 274 | 7.8 |
| Mar | 32.7 | 23.1 | 253 | 7.8 |
| Apr | 33 | 23.6 | 176 | 8.3 |
| May | 33.1 | 23.6 | 119 | 7.6 |
| Jun | 32.8 | 22.8 | 69 | 7.7 |
| Jul | 32.6 | 22.2 | 26 | 8 |
| Aug | 33.1 | 22.2 | 13 | 8.9 |
| Sep | 33.8 | 22.8 | 27 | 9.7 |
| Oct | 34.2 | 23.8 | 45 | 9.8 |
| Nov | 33.8 | 24 | 124 | 8.9 |
| Dec | 32.8 | 23.4 | 229 | 7.9 |
Average high temperature
Best months by activity
Overall: AugJulSepOct
Beaches: AugSepJulOct
Hiking: AugSepJul
Sightseeing: AugJulSepOct
Surabaya quick facts
What to pack
Hot months (Apr, May, Sep, Oct, Nov, Dec): light clothes, sunscreen, hat.
Wet months (Jan, Feb, Mar, Apr, May, Nov, Dec): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Surabaya?
Aug, Jul, Sep, Oct.
What is the rainiest month?
Jan, about 306 mm.
What is the warmest month?
Oct, with average highs of 34.2°C.
Where to stay
See Surabaya hotels · Book Surabaya tours & activities
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Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.