20.12
sat
sat
Day
88°F
E 6 mph
Precip.
0%
0%
Night
79°F
NE 3 mph
Precip.
0%
0%
21.12
sun
sun
Day
91°F
E 3 mph
Precip.
0%
0%
Night
79°F
NE 4 mph
Precip.
0%
0%
22.12
mon
mon
Day
91°F
W 2 mph
Precip.
0%
0%
Night
79°F
E 4 mph
Precip.
0%
0%
23.12
tue
tue
Day
90°F
E 7 mph
Precip.
0%
0%
Night
81°F
W 4 mph
Precip.
100%
100%
24.12
wed
wed
Day
88°F
SE 6 mph
Precip.
63%
63%
Night
79°F
E 2 mph
Precip.
100%
100%
25.12
thu
thu
Day
90°F
NW 1 mph
Precip.
28%
28%
Night
81°F
NE 1 mph
Precip.
0%
0%
26.12
fri
fri
Day
90°F
E 1 mph
Precip.
25%
25%
Night
79°F
SE 4 mph
Precip.
100%
100%
sea water
temperature
temperature
| Surabaya |
monthly
weather
weather
| Surabaya |
current
weather
weather
| Surabaya |
14 days
forecast
forecast
| Surabaya |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 86.0°F. The highest and lowest sea temperatures during the month were 87.4°F and 85.1°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 84.6°F. The highest and lowest sea temperatures during the month were 85.5°F and 83.5°F.
Air temperature in Surabaya, °F
Precipitation total in Surabaya, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Surabaya
Surabaya on a weather map
Places in Indonesia:
Name
°F
24 Hours Forecast
Surabaya
Local time: 17:46
December 20, saturday
1800
81°F
E
6 mph
6 mph
2100
81°F
N
4 mph
4 mph
December 21, sunday
0000
79°F
NE
3 mph
3 mph
0300
77°F
E
4 mph
4 mph
0600
77°F
E
4 mph
4 mph
0900
82°F
E
6 mph
6 mph
1200
91°F
E
3 mph
3 mph
1500
91°F
S
6 mph
6 mph
