World Resorts Indonesia Surabaya Weather

Surabaya Sea Temperature in December

Average sea water temperature in December:
+85.9°F
Minimum sea water temperature in December: 88.7°F
Maximum sea water temperature in December: 83.8°F

Daily 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.

Monthly sea water temperature in Surabaya, °F

Which Indonesia resorts have warmest sea in December?

Place name December 2025 December 2024
Surabaya 85.9°F 85.9°F
Jimbaran 84.9°F 84.8°F
Bali 84.9°F 85.2°F
Kuta 84.9°F 84.8°F
Legian 84.9°F 84.8°F
Tuban 84.9°F 84.8°F
Seminyak 84.9°F 84.8°F
Nusa Dua 84.8°F 84.8°F
Tanjung Benoa 84.8°F 84.8°F
Trawangan 84.7°F 84.8°F
Jakarta 84.7°F 84.4°F
Sanur 84.6°F 84.8°F
Lombok 84.6°F 84.6°F
Gili 84.6°F 84.8°F
Denpasar 84.6°F 84.8°F
Yogyakarta 84.4°F 84.2°F
Padang 84.0°F 84.3°F
Batam 83.7°F 84.2°F
Bintan 83.6°F 84.2°F
Medan 83.5°F 84.0°F

Best time for vacation in Surabaya

Sunniest months:
September 26 days
August 26 days
July 24 days
Warmest months:
October 93.8 °F
September 92.9 °F
November 92.3 °F
Warmest sea temp:
November 86.7 °F
April 86.2 °F
December 85.9 °F
Coldest months:
February 88.1 °F
January 88.3 °F
March 89.5 °F
Rainiest months:
January 18 days
February 16 days
March 16 days
Windiest months:
January 6.9 mph
September 6.7 mph
August 6.5 mph

Surabaya on a weather map

Surabaya
+73°F
E 6 mph
Feels like: +79°F
Precip.: 100%
Places in Indonesia:
Name
°F
+73°F
+79°F
+77°F
+81°F
+79°F
+77°F
+79°F
+79°F
+73°F
+77°F
+79°F
+77°F
+77°F
+79°F
+79°F
24 Hours Forecast
Surabaya
Local time: 09:15
January 12, monday
1200
77°F
E
8 mph
1500
79°F
SE
13 mph
1800
77°F
SE
12 mph
2100
75°F
E
9 mph
January 13, tuesday
0000
75°F
E
7 mph
0300
75°F
E
9 mph
0600
75°F
E
11 mph
0900
77°F
E
11 mph
Units of measurement: °C / °F