Measurements:
°C
°F
Guam
86°F
SW 22 mph
Feels like: 92°F
Precip: 72%
World Resorts Northern Mariana Islands Guam Weather

14 Day Weather Forecast

01.10
sat
DAY
86°F
SW 22 mph
precip
72%
NIGHT
84°F
SW 18 mph
precip
67%
01.11
sun
DAY
86°F
W 17 mph
precip
100%
NIGHT
84°F
W 15 mph
precip
68%
01.12
mon
DAY
86°F
W 17 mph
precip
68%
NIGHT
84°F
W 17 mph
precip
0%
01.13
tue
DAY
86°F
W 19 mph
precip
100%
NIGHT
84°F
W 15 mph
precip
100%
01.14
wed
DAY
86°F
W 18 mph
precip
100%
NIGHT
84°F
W 15 mph
precip
100%
01.15
thu
DAY
86°F
W 17 mph
precip
100%
NIGHT
84°F
W 13 mph
precip
100%
01.16
fri
DAY
88°F
W 13 mph
precip
78%
NIGHT
84°F
W 11 mph
precip
100%
01.17
sat
DAY
86°F
W 14 mph
precip
22%
NIGHT
84°F
W 9 mph
precip
71%
01.18
sun
DAY
86°F
W 14 mph
precip
84%
NIGHT
84°F
NW 12 mph
precip
0%
01.19
mon
DAY
86°F
W 9 mph
precip
0%
NIGHT
84°F
SW 6 mph
precip
0%
01.20
tue
DAY
84°F
W 17 mph
precip
27%
NIGHT
82°F
W 19 mph
precip
100%
01.21
wed
DAY
86°F
NE 9 mph
precip
28%
NIGHT
84°F
E 11 mph
precip
100%
01.22
thu
DAY
86°F
E 16 mph
precip
100%
NIGHT
84°F
E 12 mph
precip
74%
01.23
fri
DAY
86°F
E 12 mph
precip
100%
NIGHT
84°F
SE 6 mph
precip
100%

Guam Sea Water Temperature in January, °F

Select Year: 2025 2024 2023

The average sea surface temperature in January 2025 for Guam was 87.1°F. The maximum and minimum values were 86.6°F and 87.6°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
Northern Mariana Islands Resorts:
NAME
Guam +86
Rota +86
Saipan +86
Susupe +86
Tinian +86
24 Hours Weather Forecast
Guam
Local time: 12:34
10 jan, saturday
1500 86°F
SW
22 mph
1800 84°F
SW
22 mph
2100 84°F
SW
21 mph
11 jan, sunday
0000 84°F
SW
18 mph
0300 84°F
W
18 mph
0600 84°F
W
17 mph
0900 86°F
W
17 mph
1200 86°F
W
17 mph