Measurements:
°C
°F
Guam
86°F
W 14 mph
Feels like: 96°F
Precip: 0%
World Resorts Northern Mariana Islands Guam Weather April Weather in Guam

Guam Weather: April

Average Day Temperature: 89.1°F
Average Night Temperature: 84.5°F
Sea Water Temperature: 86.7°F
Number of Sunny Days: 3 days
Sunshine Hours: 12.3 - 12.6 hours
Number of Rainy Days: 4 days
Precipitation Totals: 3.0 in

Air Temperature in April, °F

Select Year: 2026 2025 2024

The highest day temperature in April 2026 was 86°F. The lowest night temperature was 80°F. The average values for day and night temperatures during April were 85.3°F и 82.9°F respectivly.

Guam Water Sea Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Guam was 85.6°F. The maximum and minimum values were 84.0°F and 86.6°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in April are cloudy but you can also expect sunny or gloomy days.

Precipitation Totals in April, in

Precipitation total in April for Guam is 3.0 in.

Wind Speed in April, mph

The average wind speed in April is 14.6 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Guam in April is 6.2 hours.

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 86.8 °F
January 87.5 °F
March 87.8 °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 16 mph

Guam on the Weather Map

Northern Mariana Islands Resorts:
NAME
Guam +86
Rota +86
Saipan +84
Susupe +84
Tinian +84
24 Hours Weather Forecast
Guam
Local time: 12:11
27 apr, monday
1500 86°F
W
13 mph
1800 84°F
W
14 mph
2100 84°F
W
12 mph
28 apr, tuesday
0000 84°F
W
14 mph
0300 82°F
W
14 mph
0600 84°F
W
19 mph
0900 84°F
W
19 mph
1200 86°F
W
17 mph