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.

Tuesday
16th Jun
31

27

5

11
Wednesday
17th Jun
31

27

6

11
Thursday
18th Jun
31

27

4

11
Friday
19th Jun
31

27

6

9
Saturday
20th Jun
31

27

6

11

5-day weather forecast updated at 04:00 on Tuesday 16th June 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 Tuesday 16th June 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 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 13 kph from the east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
11
UV index (Extreme)
75
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from E

Agana weather for Wednesday 17th June 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 5-10 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 13 kph from the north-east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
69
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from NE

Agana weather for Thursday 18th June 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 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 87% chance of some rain and a light breeze of 12 kph from the north-east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
87
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NE

Agana weather for Friday 19th June 2026

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 15 kph from the south-east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
75
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
15
kph wind from SE

Agana weather for Saturday 20th June 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 5-10 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 13 kph from the south.