Agana weather live forecast

Today's maximum temperature in Agana is expected to be 84°F. Select a day from the live weather forecast for Agana, Guam for more weather parameters.

5-day weather forecast updated at 04:00 on Monday 27th October 2025 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 28th October 2025

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a gentle breeze of 11 mph from the east.

  • 84°F maximum temperature84
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 46% chance of some rain46
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Agana weather for Wednesday 29th October 2025

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 9 mph from the east.

  • 84°F maximum temperature84
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 63% chance of some rain63
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the East9
    mph wind from E

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Agana weather for Thursday 30th October 2025

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 10 mph from the east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 91% chance of some rain91
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 10 mph from the East10
    mph wind from E

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Agana weather for Friday 31st October 2025

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 86°F, 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 77% chance of some rain and a gentle breeze of 11 mph from the east.

  • 86°F maximum temperature86
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 77% chance of some rain77
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Agana weather for Saturday 1st November 2025

Expect isolated thunderstorms in Agana, Guam with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 83% chance of some rain and a gentle breeze of 11 mph from the east.

  • 84°F maximum temperature84
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 83% chance of some rain83
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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