Agana weather live forecast

Today's maximum temperature in Agana is expected to be 31°C. Select a day from the live weather forecast for Agana, Guam for more weather parameters.

Thursday
30th Jul
31

27

6

11
Friday
31st Jul
31

27

6

11
Saturday
1st Aug
31

27

6

11
Sunday
2nd Aug
30

27

6

11
Monday
3rd Aug
30

27

5

11

5-day weather forecast updated at 04:00 on Wednesday 29th July 2026 GMT

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The 5-day weather forecast for Guam, represented by Agana, (Agana) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Agana weather forecast by day

Below are the detailed weather forecasts for Agana for the next 5 days.

Agana weather for Thursday 30th July 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a light breeze of 8 kph from the south-east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
56
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from SE

Agana weather for Friday 31st July 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 20-30 mm of rainfall expected with 76% chance of some rain and a light breeze of 12 kph from the south-west.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
76
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from SW

Agana weather for Saturday 1st August 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 18 kph from the west.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
73
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from W

Agana weather for Sunday 2nd August 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 20-30 mm of rainfall expected with 86% chance of some rain and a moderate breeze of 25 kph from the west.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
86
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
25
kph wind from W

Agana weather for Monday 3rd August 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 98% chance of some rain and a fresh breeze of 35 kph from the south-west.