World Resorts Northern Mariana Islands Guam Weather

Guam Sea Temperature in March

Average sea water temperature in March:
+82.2°F
Minimum sea water temperature in March: 83.8°F
Maximum sea water temperature in March: 80.2°F

Daily sea water temperature in March, °F

Show year:
2025
2024
2023

The average sea water temperature in March of 2025 was 82.6°F. The highest and lowest sea temperatures during the month were 82.9°F and 81.9°F.

Monthly sea water temperature in Guam, °F

Which Northern Mariana Islands resorts have warmest sea in March?

Place name March 2025 March 2024
Rota 82.8°F 82.0°F
Saipan 82.7°F 81.6°F
Susupe 82.7°F 81.5°F
Tinian 82.7°F 81.7°F
Guam 82.6°F 82.2°F

Best time for vacation in Guam

Sunniest months:
July 5 days
August 5 days
September 5 days
Warmest months:
June 87.5 °F
July 87.3 °F
August 87.0 °F
Warmest sea temp:
August 85.5 °F
September 85.4 °F
July 85.3 °F
Coldest months:
February 83.2 °F
January 83.9 °F
March 84.2 °F
Rainiest months:
October 15 days
August 14 days
September 14 days
Windiest months:
February 17.4 mph
December 17.2 mph
January 16.8 mph

Guam on a weather map

Current weather
06:43
Guam
+81°F
W 14 mph
Feels like: +86°F
Precip.: 100%
Places in Northern Mariana Islands:
Name
°F
Guam
+81°F
Rota
+82°F
Saipan
+82°F
Susupe
+82°F
Tinian
+82°F
24 Hours Forecast
Guam
Local time: 06:43
January 16, friday
0900
82°F
W
13 mph
1200
82°F
W
12 mph
1500
82°F
W
11 mph
1800
81°F
W
10 mph
2100
81°F
W
8 mph
January 17, saturday
0000
81°F
W
9 mph
0300
79°F
W
9 mph
0600
79°F
W
9 mph
Units of measurement: °C / °F