Agana weather live forecast

Today's maximum temperature in Agana is expected to be 29°C. Select a day from the live weather forecast for Agana, Guam for more weather parameters.

Monday
12th Oct
29

26

6

8
Tuesday
13th Oct
28

25

5

9
Wednesday
14th Oct
28

25

5

11
Thursday
15th Oct
28

25

6

11
Friday
16th Oct
29

25

4

11

5-day weather forecast updated at 04:00 on Monday 12th October 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 12th October 2026

Expect scattered clouds in Agana, Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

29
°C maximum temperature
26
°C minimum temperature
scattered clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from W

Agana weather for Tuesday 13th October 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 36% chance of some rain and little or no wind of 6 kph from the west.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
36
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
6
kph wind from W

Agana weather for Wednesday 14th October 2026

Expect broken clouds in Agana, Guam with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
5
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
7
kph wind from E

Agana weather for Thursday 15th October 2026

Expect broken clouds in Agana, Guam with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.

28
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from NE

Agana weather for Friday 16th October 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a gentle breeze of 13 kph from the north-east.