Measurements:
°C
°F
CURRENT WEATHER
19:26
Guam
86°F
W 17 mph
Feels like: 94°F
Precip: 63%
World Resorts Northern Mariana Islands Guam Weather

7 Day Weather Forecast

12.13
sat
DAY
88°F
W 15 mph
precip
100%
NIGHT
84°F
W 19 mph
precip
85%
12.14
sun
DAY
86°F
W 23 mph
precip
100%
NIGHT
84°F
W 19 mph
precip
100%
12.15
mon
DAY
88°F
SW 17 mph
precip
81%
NIGHT
84°F
SW 16 mph
precip
89%
12.16
tue
DAY
88°F
SW 19 mph
precip
100%
NIGHT
84°F
SW 18 mph
precip
81%
12.17
wed
DAY
86°F
W 17 mph
precip
76%
NIGHT
84°F
W 14 mph
precip
84%
12.18
thu
DAY
86°F
W 15 mph
precip
100%
NIGHT
84°F
W 12 mph
precip
100%
12.19
fri
DAY
86°F
W 17 mph
precip
100%
NIGHT
84°F
W 12 mph
precip
100%

Guam Sea Water Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Guam was 29.0°F. The maximum and minimum values were 28.7°F and 29.3°F respectively.

Guam on the Weather Map

Best Time to Visit Guam
The most sunny months:
July 5 days
August 5 days
September 5 days
The most warm months:
June 91.6 °F
July 91.5 °F
August 91.1 °F
Warmest sea temperature:
August 89.4 °F
September 89.4 °F
July 89.2 °F
The most cold months:
February 86.9 °F
January 87.6 °F
March 88.0 °F
The most rainy months:
October 15 days
August 14 days
September 14 days
The most windy months:
February 17 mph
December 17 mph
January 17 mph
more details