World Resorts Northern Mariana Islands Tinian Weather

Tinian Sea Temperature in December

Average sea water temperature in December:
+83.5°F
Minimum sea water temperature in December: 84.7°F
Maximum sea water temperature in December: 81.3°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 84.7°F and 83.8°F.

Monthly sea water temperature in Tinian, °F

Which Northern Mariana Islands resorts have warmest sea in December?

Place name December 2025 December 2024
Rota 84.4°F 84.4°F
Tinian 84.3°F 84.1°F
Saipan 84.3°F 84.0°F
Susupe 84.3°F 84.0°F
Guam 83.5°F 84.2°F

Best time for vacation in Tinian

Sunniest months:
July 5 days
September 4 days
August 4 days
Warmest months:
July 87.0 °F
August 86.9 °F
June 86.8 °F
Warmest sea temp:
August 85.5 °F
September 85.4 °F
July 85.4 °F
Coldest months:
February 82.1 °F
January 82.9 °F
March 82.9 °F
Rainiest months:
October 14 days
August 13 days
September 13 days
Windiest months:
December 19.3 mph
February 19.1 mph
January 18.5 mph

Tinian on a weather map

Current weather
01:55
Tinian
+81°F
SW 15 mph
Feels like: +86°F
Precip.: 0%
Places in Northern Mariana Islands:
Name
°F
Guam
+79°F
Rota
+82°F
Saipan
+81°F
Susupe
+81°F
Tinian
+81°F
24 Hours Forecast
Tinian
Local time: 01:55
December 29, monday
0300
81°F
SW
15 mph
0600
81°F
SW
14 mph
0900
82°F
SW
15 mph
1200
82°F
SW
14 mph
1500
82°F
SW
14 mph
1800
82°F
SW
14 mph
2100
82°F
SW
14 mph
December 30, tuesday
0000
81°F
SW
14 mph
Units of measurement: °C / °F