18.12
thu
thu
Day

90°F
W 1 mph
Precip.
100%
100%
Night

79°F
S 2 mph
Precip.
100%
100%
19.12
fri
fri
Day

81°F
SW 7 mph
Precip.
100%
100%
Night

77°F
S 3 mph
Precip.
100%
100%
20.12
sat
sat
Day

84°F
E 7 mph
Precip.
0%
0%
Night

79°F
E 3 mph
Precip.
0%
0%
21.12
sun
sun
Day

90°F
SE 1 mph
Precip.
0%
0%
Night

79°F
NE 3 mph
Precip.
0%
0%
22.12
mon
mon
Day

88°F
N 4 mph
Precip.
0%
0%
Night

81°F
NE 1 mph
Precip.
0%
0%
23.12
tue
tue
Day

91°F
E 4 mph
Precip.
100%
100%
Night

79°F
NW 1 mph
Precip.
100%
100%
24.12
wed
wed
Day

88°F
E 9 mph
Precip.
0%
0%
Night

79°F
N 3 mph
Precip.
0%
0%
25.12
thu
thu
Day

86°F
E 6 mph
Precip.
100%
100%
Night

75°F
NE 6 mph
Precip.
100%
100%
26.12
fri
fri
Day

84°F
E 5 mph
Precip.
100%
100%
Night

77°F
SE 4 mph
Precip.
100%
100%
27.12
sat
sat
Day

81°F
E 4 mph
Precip.
100%
100%
Night

77°F
NE 1 mph
Precip.
100%
100%
28.12
sun
sun
Day

82°F
SE 4 mph
Precip.
100%
100%
Night

77°F
NW 3 mph
Precip.
100%
100%
29.12
mon
mon
Day

84°F
SW 4 mph
Precip.
100%
100%
Night

75°F
NE 5 mph
Precip.
100%
100%
30.12
tue
tue
Day

82°F
E 8 mph
Precip.
0%
0%
Night

75°F
E 6 mph
Precip.
0%
0%
31.12
wed
wed
Day

77°F
E 3 mph
Precip.
100%
100%
Night

75°F
E 4 mph
Precip.
59%
59%
sea water
temperature
temperature
| Surabaya |
monthly
weather
weather
| Surabaya |
current
weather
weather
| Surabaya |
7 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: 08:44
December 18, thursday
0900

84°F
N
1 mph
1 mph
1200

90°F
W
1 mph
1 mph
1500

88°F
S
3 mph
3 mph
1800

82°F
S
4 mph
4 mph
2100

81°F
SW
2 mph
2 mph
December 19, friday
0000

79°F
S
2 mph
2 mph
0300

79°F
N
2 mph
2 mph
0600

79°F
NW
2 mph
2 mph



























