Surabaya Weather Year-Round — Best Time to Visit
Surabaya, Indonesia has hot weather year-round. The best time to visit is August (score: 95/100). Annual average high: 30.8°C, total rainfall: 1689mm.
When is the best time to visit Surabaya?
95
August is the best month to visit Surabaya with a travel score of 95/100 (Excellent).
Expect highs of 31.4°C, 2 rain days, and 11 hours of daily sunshine.
View August weather details →Travel Score by Month
65
Jan
66
Feb
67
Mar
68
Apr
77
May
83
Jun
91
Jul
95
Aug
93
Sep
81
Oct
68
Nov
66
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Surabaya each month?
30.8°C
Avg High
24.8°C
Avg Low
1689mm
Annual Rain
How much rain does Surabaya get?
Surabaya receives 1689mm of rain annually. The wettest month is typically January with 279mm, while August is the driest.
What is the weather like each month in Surabaya?
January
65
30°C
Low: 25°C
28 rain days
Good
February
66
30°C
Low: 25°C
27 rain days
Good
March
67
30°C
Low: 25°C
28 rain days
Good
April
68
30°C
Low: 25°C
22 rain days
Good
May
77
31°C
Low: 25°C
13 rain days
Good
June
83
30°C
Low: 25°C
9 rain days
Excellent
July
91
31°C
Low: 24°C
4 rain days
Excellent
August
Best time to visit95
31°C
Low: 24°C
2 rain days
Excellent
September
93
33°C
Low: 24°C
3 rain days
Excellent
October
81
33°C
Low: 25°C
11 rain days
Excellent
November
68
32°C
Low: 26°C
22 rain days
Good
December
66
30°C
Low: 25°C
28 rain days
Good
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Data based on 1994–2024 averages · Last updated: 2024-12-31