World Resorts Northern Mariana Islands Saipan Weather

Saipan Sea Temperature in September

Average sea water temperature in September:
+85.4°F
Minimum sea water temperature in September: 87.3°F
Maximum sea water temperature in September: 83.1°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 85.2°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.2°F.

Monthly sea water temperature in Saipan, °F

Which Northern Mariana Islands resorts have warmest sea in September?

Place name September 2025 September 2024
Rota 85.6°F 86.1°F
Saipan 85.2°F 85.8°F
Susupe 85.2°F 85.8°F
Tinian 85.2°F 85.9°F
Guam 85.0°F 85.9°F

Best time for vacation in Saipan

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 83.0 °F
Rainiest months:
October 14 days
August 13 days
September 13 days
Windiest months:
December 19.5 mph
February 19.1 mph
January 18.5 mph

Saipan on a weather map

Current weather
14:26
Saipan
+84°F
W 12 mph
Feels like: +91°F
Precip.: 100%
Places in Northern Mariana Islands:
Name
°F
Guam
+84°F
Rota
+82°F
Saipan
+84°F
Susupe
+84°F
Tinian
+84°F
24 Hours Forecast
Saipan
Local time: 14:26
December 06, saturday
1500
84°F
W
12 mph
1800
84°F
W
14 mph
2100
84°F
W
15 mph
December 07, sunday
0000
82°F
W
14 mph
0300
82°F
W
16 mph
0600
82°F
W
15 mph
0900
82°F
W
12 mph
1200
82°F
W
11 mph
Units of measurement: °C / °F