Current Sea Water Temperature:
+87.6°F
| Maximum Sea Water Temperature in February: | 91.6°F |
| Minimum Sea Water Temperature in February: | 85.0°F |
| Average water temperature in February: | 87.8°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| February 17 | 87.6°F | February 12 | 87.2°F |
| February 16 | 87.6°F | February 11 | 87.6°F |
| February 15 | 87.4°F | February 10 | 87.6°F |
| February 14 | 87.8°F | February 09 | 88.0°F |
| February 13 | 88.0°F | February 08 | 88.0°F |
When is the Warmest Sea for Surabaya?
According to our data for the last three years for Surabaya the highest average sea water temperature was in November, April and December.
Average Water Temperature by Month, °F
Sea Water Temperature in November
The average sea surface temperature in November 2025 for Surabaya was 90.3°F. The maximum and minimum values were 89.6°F and 91.8°F respectively.
Sea Water Temperature in April
The average sea surface temperature in April 2025 for Surabaya was 89.9°F. The maximum and minimum values were 89.0°F and 91.0°F respectively.
Sea Water Temperature in December
The average sea surface temperature in December 2025 for Surabaya was 89.9°F. The maximum and minimum values were 89.0°F and 91.6°F respectively.
Indonesia Resorts:
NAME
F°
| Bali |  |
+84 |
| Bintan |  |
+86 |
| Denpasar | |
+86 |
| Gili | |
+88 |
| Jakarta | |
+84 |
| Jimbaran | |
+88 |
| Kuta | |
+88 |
| Legian | |
+88 |
| Lombok |  |
+88 |
| Nusa Dua | |
+88 |
| Padang |  |
+88 |
| Sanur | |
+86 |
| Seminyak | |
+88 |
| Tanjung Benoa | |
+88 |
| Trawangan | |
+88 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Surabaya
Local time: 13:23
18 feb, wednesday
| 1500 |  |
90°F | SE 13 mph |
| 1800 |  |
82°F | SE 9 mph |
| 2100 | |
82°F | SE 6 mph |
19 feb, thursday
| 0000 | |
80°F | E 7 mph |
| 0300 | |
80°F | E 7 mph |
| 0600 |  |
78°F | E 7 mph |
| 0900 |  |
86°F | E 11 mph |
| 1200 | |
90°F | E 12 mph |