World Resorts Northern Mariana Islands Guam Weather

Guam Sea Temperature in September

Average sea water temperature in September:
+85.5°F
Minimum sea water temperature in September: 87.4°F
Maximum sea water temperature in September: 83.3°F

Daily sea water temperature in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 85.9°F. The highest and lowest sea temperatures during the month were 86.7°F and 84.7°F.

Monthly sea water temperature in Guam, °F

Which Northern Mariana Islands resorts have warmest sea in September?

Place name September 2024 September 2023
Rota 86.1°F 85.5°F
Guam 85.9°F 85.1°F
Tinian 85.9°F 85.6°F
Susupe 85.8°F 85.6°F
Saipan 85.8°F 85.6°F

Best time for vacation in Guam

Sunniest months:
July 6 days
August 5 days
September 5 days
Warmest months:
June 87.7 °F
July 87.6 °F
August 87.2 °F
Warmest sea temp:
August 85.5 °F
September 85.5 °F
July 85.4 °F
Coldest months:
February 83.3 °F
January 84.0 °F
March 84.3 °F
Rainiest months:
October 16 days
July 14 days
August 14 days
Windiest months:
December 17.4 mph
February 17.4 mph
January 16.9 mph

Guam on a weather map

Current weather
23:44
Guam
+82°F
W 14 mph
Feels like: +90°F
Precip.: 78%
Places in Northern Mariana Islands:
Name
°F
Guam
+82°F
Rota
+84°F
Saipan
+82°F
Susupe
+82°F
Tinian
+82°F
24 Hours Forecast
Guam
Local time: 23:44
November 22, friday
0000
82°F
W
14 mph
0300
82°F
W
14 mph
0600
81°F
SW
13 mph
0900
84°F
SW
15 mph
1200
84°F
W
16 mph
1500
84°F
W
17 mph
1800
82°F
W
17 mph
2100
82°F
W
17 mph
Units of measurement: °C / °F