Guam weather forecast

Last updated at 04:00 on Friday 20th July 2018 GMT

Going to Guam? Find the best month to visit Guam based on the weather.

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

Tomorrow's maximum temperature in Guam is expected to be 86°F. The weather forecast shown above is for Agana.

  • Find low prices on flights to Guam
  • Discover the cheapest price, airlines & flight times
  • Search for the best deals before you book

More about Guam

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

Metric (°C)  |  Imperial (°F)

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 20th July 2018

Below is the Guam weather forecast for Friday 20th July 2018. Expect isolated thunderstorms in Guam with a maximum temperature of 84°F, moderate levels of heat & humidity and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 96% chance of some rain and a gentle breeze of 11 mph from the north-east.

  • 84
    °F maximum temperature
  • 79
    °F minimum temperature
  • isolated thunderstorms
  • 3
    hours of sunshine
  • 96
    % chance of some rain
  • <20
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 11
    mph wind from NE

Back to top

Guam weather for Saturday 21st July 2018

Below is the Guam weather forecast for Saturday 21st July 2018. Expect isolated thunderstorms in Guam with a maximum temperature of 86°F, moderate levels of heat & humidity and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 81% chance of some rain and a fresh breeze of 18 mph from the north-east.

  • 86
    °F maximum temperature
  • 79
    °F minimum temperature
  • isolated thunderstorms
  • 5
    hours of sunshine
  • 81
    % chance of some rain
  • <30
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 18
    mph wind from NE

Back to top

Guam weather for Sunday 22nd July 2018

Below is the Guam weather forecast for Sunday 22nd July 2018. Expect isolated thunderstorms in Guam with a maximum temperature of 82°F, moderate levels of heat & humidity and no hours of bright sunshine. There are 50 mm or more of rainfall expected with 83% chance of some rain and a fresh breeze of 21 mph from the south-east.

  • 82
    °F maximum temperature
  • 77
    °F minimum temperature
  • isolated thunderstorms
  • 0
    hours of sunshine
  • 83
    % chance of some rain
  • >50
    mm or more of rainfall expected
  • M
    moderate heat & humidity
  • 21
    mph wind from SE

Back to top

Guam weather for Monday 23rd July 2018

Below is the Guam weather forecast for Monday 23rd July 2018. Expect isolated thunderstorms in Guam with a maximum temperature of 84°F, moderate levels of heat & humidity and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 72% chance of some rain and a strong breeze of 25 mph from the south.

  • 84
    °F maximum temperature
  • 77
    °F minimum temperature
  • isolated thunderstorms
  • 3
    hours of sunshine
  • 72
    % chance of some rain
  • <40
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 25
    mph wind from S

Back to top

Guam weather for Tuesday 24th July 2018

Below is the Guam weather forecast for Tuesday 24th July 2018. Expect isolated thunderstorms in Guam with a maximum temperature of 86°F, moderate levels of heat & humidity and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 50% chance of some rain and a strong breeze of 27 mph from the south.

  • 86
    °F maximum temperature
  • 79
    °F minimum temperature
  • isolated thunderstorms
  • 7
    hours of sunshine
  • 50
    % chance of some rain
  • <10
    mm of rainfall expected
  • M
    moderate heat & humidity
  • 27
    mph wind from S

Back to top

  • Save on summer holidays to beach & city destinations
  • Book last minute offers on beach holidays, city breaks & more
  • Visit destinations across Europe, Caribbean & worldwide

Back to top

More Guam destinations

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

Related posts

Popular travel offers

Top ^