Current sea water temperature:
+86.5°F
| Minimum sea water temperature in April: | 87.8°F |
| Maximum sea water temperature in April: | 83.7°F |
| Average sea water temperature in April: | 86.2°F |
| more information | |
14 days
forecast
forecast
| Surabaya |
monthly
weather
weather
| Surabaya |
Sea water temperature for the last 10 days:
| April 27 | 86.5°F | April 22 | 86.7°F |
| April 26 | 86.4°F | April 21 | 86.9°F |
| April 25 | 86.9°F | April 20 | 86.9°F |
| April 24 | 87.1°F | April 19 | 86.5°F |
| April 23 | 86.5°F | April 18 | 86.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Surabaya?
Based on the data about daily sea water temperature for the last three years the warmest sea in Surabaya was noticed in November, April and December.
Monthly Sea Temperatures in Surabaya, °F
Sea water temperature in November, °F
Show year:
2025
2024
2023
The average sea water temperature in November of 2025 was 86.2°F. The highest and lowest sea temperatures during the month were 87.6°F and 85.6°F.
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 86.4°F. The highest and lowest sea temperatures during the month were 87.1°F and 85.1°F.
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 85.9°F. The highest and lowest sea temperatures during the month were 87.4°F and 85.1°F.
current
weather
weather
| Surabaya |
weather in
May
May
| Surabaya |
Best time for vacation in Surabaya
Surabaya on a weather map
Places in Indonesia:
Name
°F
24 Hours Forecast
Surabaya
Local time: 00:26
April 28, tuesday
0300
75°F
E
2 mph
2 mph
0600
77°F
NE
1 mph
1 mph
0900
84°F
W
2 mph
2 mph
1200
88°F
W
5 mph
5 mph
1500
86°F
W
6 mph
6 mph
1800
81°F
W
4 mph
4 mph
2100
81°F
W
4 mph
4 mph
April 29, wednesday
0000
79°F
W
2 mph
2 mph
