Guam weather forecast

Get the latest coronavirus (COVID-19) updates for Guam with current travel advice, statistics and online resources.

Friday
23rd Oct

29

26

3
Saturday
24th Oct

30

26

2
Sunday
25th Oct

29

25

1
Monday
26th Oct

29

26

1
Tuesday
27th Oct

29

26

1

Last updated at 04:00 on Friday 23rd October 2020 GMT

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

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Guam weather forecast by day

Below are the detailed weather forecasts for Guam for the next 5 days. The forecasts shown are for Agana and may not represent the whole of Guam. Browse more destinations in Guam to view more weather forecasts.

Guam weather for Friday 23rd October 2020

Below is the Guam weather forecast for Friday 23rd October 2020. Expect isolated thunderstorms in 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 10-20 mm of rainfall expected with 90% chance of some rain and a gentle breeze of 14 kph from the east.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
90
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from E

Guam weather for Saturday 24th October 2020

Below is the Guam weather forecast for Saturday 24th October 2020. Expect isolated thunderstorms in Guam with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 73% chance of some rain and a moderate breeze of 21 kph from the east.

30
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
8
UV index (Very High)
73
% chance of some rain
<30
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from E

Guam weather for Sunday 25th October 2020

Below is the Guam weather forecast for Sunday 25th October 2020. Expect isolated thunderstorms in Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 40-50 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 21 kph from the east.

29
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
7
UV index (High)
89
% chance of some rain
<50
mm of rainfall expected
M
moderate heat & humidity
21
kph wind from E

Guam weather for Monday 26th October 2020

Below is the Guam weather forecast for Monday 26th October 2020. Expect isolated thunderstorms in Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 83% chance of some rain and a fresh breeze of 30 kph from the south.

29
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
8
UV index (Very High)
83
% chance of some rain
<40
mm of rainfall expected
M
moderate heat & humidity
30
kph wind from S

Guam weather for Tuesday 27th October 2020

Below is the Guam weather forecast for Tuesday 27th October 2020. Expect isolated thunderstorms in Guam with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 27 kph from the south.