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
13th Aug
31

27

7

11
Friday
14th Aug
30

27

7

11
Saturday
15th Aug
30

26

5

11
Sunday
16th Aug
30

27

3

11
Monday
17th Aug
30

27

4

11

5-day weather forecast updated at 04:00 on Thursday 13th August 2026 GMT

More about Agana

Agana by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Guam

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 13th August 2026

Expect broken clouds in Agana, Guam with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

31
°C maximum temperature
27
°C minimum temperature
broken clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from SW

Agana weather for Friday 14th August 2026

Expect scattered clouds 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 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

30
°C maximum temperature
27
°C minimum temperature
scattered clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from W

Agana weather for Saturday 15th 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 5-10 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 21 kph from the west.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
67
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from W

Agana weather for Sunday 16th 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 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 82% chance of some rain and a gentle breeze of 19 kph from the south-west.

30
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
11
UV index (Extreme)
82
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
19
kph wind from SW

Agana weather for Monday 17th 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 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 15 kph from the south-west.