Agana weather live forecast

Today's maximum temperature in Agana is expected to be 30°C. Select a day from the live weather forecast for Agana, Guam for more weather parameters.

Monday
28th Sep
30

26

5

11
Tuesday
29th Sep
30

26

7

11
Wednesday
30th Sep
30

26

5

11
Thursday
1st Oct
29

26

5

7
Friday
2nd Oct
29

26

3

7

5-day weather forecast updated at 04:00 on Monday 28th September 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 Monday 28th September 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 5-10 mm of rainfall expected with 54% chance of some rain and little or no wind of 6 kph from the south-west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
54
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
6
kph wind from SW

Agana weather for Tuesday 29th September 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 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and a light breeze of 11 kph from the west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
58
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from W

Agana weather for Wednesday 30th September 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 10-20 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 17 kph from the west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
76
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
17
kph wind from W

Agana weather for Thursday 1st October 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a moderate breeze of 26 kph from the south-west.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
84
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
26
kph wind from SW

Agana weather for Friday 2nd October 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a fresh breeze of 35 kph from the south-west.