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Today weather in Guam Island

Tuesday, 20th January 2026
today weather
29°
Patchy rain possible
Guam Island will have a warm day Today with temperatures ascending to 28 °C and descending to around 26 °C after sunset. It'll be quite breezy in Guam Island Today with average wind speeds of 17 km/h. Rain is highly likely at 87%, but with light accumulations around 4.79 mm.
29° / 26°
Temp
87%
Rain
17 km/h
Wind
78%
Humidity

Guam Island hourly forecast for today

Scroll right to see more weather forecasts for Guam Island today
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weatherPatchy rain possibleSunnyPatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy rain possiblesunrisePartly cloudyPartly cloudyPartly cloudyPartly cloudySunnyPatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy rain possiblePatchy light drizzlePatchy rain possiblesunsetPatchy rain possiblePartly cloudySunnyPatchy rain possiblePatchy rain possibleNext
temperatures26.5°26.4°26.3°26.2°26.3°26.3°26.3°Sunrise26.3°26.7°27.2°27.5°28.4°28.6°27.9°28.5°28.6°27.9°28.1°27.7°Sunset27°27.2°27.1°26.8°27.1°
feels like29.2°29.1°29°29°29.1°29°29°29°29.7°30.3°30.7°32.2°32.6°31.2°32.6°32.5°31.4°31.9°31.4°30.4°30.7°30.7°30.1°30.5°
wind speed5 km/h6 km/h7 km/h8 km/h9 km/h9 km/h9 km/h10 km/h9 km/h12 km/h13 km/h16 km/h17 km/h14 km/h16 km/h16 km/h14 km/h14 km/h13 km/h11 km/h14 km/h16 km/h9 km/h14 km/h
wind degree33°38°14°18°14°23°25°26°27°56°62°30°68°77°27°87°81°45°75°82°58°76°
wind directionNNENENNENNNNENNENNENNENNENNEENEENENNEENEENENNEEENEENEEENEENE
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0.9 mm0 mm0 mm0.6 mm0.2 mm0 mm0 mm0 mm0 mm0 mm
chance for rain0%0%0%0%0%0%0%0%0%0%0%0%63%87%100%85%0%100%100%78%0%0%62%0%
chance for snow0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
humidity79%80%80%81%80%80%80%80%79%77%76%74%73%74%74%74%75%76%78%81%81%81%81%80%
dew point22.6°22.6°22.6°22.6°22.7°22.6°22.6°22.6°22.8°22.9°22.9°23.2°23.4°22.9°23.5°23.4°23.1°23.4°23.5°23.4°23.6°23.6°23.4°23.4°
visibility10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km9 km10 km10 km5 km9 km10 km10 km10 km10 km10 km
cloud cover76%20%74%70%87%76%74%26%31%34%30%23%71%82%74%71%60%78%89%77%29%20%89%85%
UV000000001368.610.59.97.64.72.10.6000000

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Weather in Guam Island today

The temperature today in Guam Island is expected to be typical for this time of year, with a forecast of 29 °C, closely aligning with the historical average for 20th of January.

temperatures
temperatures
29 °C
rain
rain
4.8 mm
wind
wind
17 km/h
2.2
UV
Low
Guam Island daylight overview ☀️
Today in Guam Island, The sun rises at 06:48 and sets at 18:15, giving a total daylight duration of 11 hours and 27 minutes.

Quick links

More Guam Island weather pages

What to wear today in Guam Island? clothing recommendations

Stay comfortably stylish - your tailored guide for today's Guam Island forecast.
  • Short-sleeve shirtShort-sleeve shirt
  • ShortsShorts
  • Lightweight pantsLightweight pants
  • SunglassesSunglasses
  • Wide brimmed hatWide brimmed hat
  • SunscreenSunscreen
  • UmbrellaUmbrella

The weather today in Guam Island - FAQ

What is the maximum temperature for today in Guam Island?

The maximum temperature for today in Guam Island is expected to be 29° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain today in Guam Island? 🌧️

Yes, there is a 87% chance of rain in Guam Island today. We recommend carrying an umbrella or rain gear to stay dry.

What will be the wind speed today in Guam Island? 🌀

The wind in Guam Island is expected to blow at 17 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in Guam Island today?

Given the forecast of 29 °C with a 87% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Guam Island today.

What is the sunrise and sunset time for Guam Island today?

The sun is expected to rise at 06:48 and set at 18:15 in Guam Island.

How accurate is the weather forecast Guam Island today? ✅

Guam Island weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
Location coordinates Where is Guam Island?

Get accurate weather forecasts for Guam Island, located at latitude 13.431 and longitude 144.753. Stay updated with localized weather information tailored for Guam Island.

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