Guam Vejr Prognose
Guam weather: 28°C, overskyet. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
Will it rain in Guam?
Yes - rain is likely in Guam today.
A 90% chance means rain is expected over most of the area. Plan indoor alternatives.
Over the next 7 days, about 121 mm of precipitation is forecast, med the wettest days falling on man, tir, ons, tor, fre, lør and søn.
Regnfall over the next 7 days is close og normal for oktober (121 mm against a typical 87 mm).
16-day forecast for Guam
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| man, okt 5 | 🌦️ Light drizzle | 31° / 26° | 90% · 3 mm | 39 km/h | 9 |
| tir, okt 6 | ⛈️ Tordenvejr | 31° / 25° | 97% · 12 mm | 28 km/h | 7 |
| ons, okt 7 | ⛈️ Tordenvejr | 31° / 24° | 100% · 44 mm | 22 km/h | 3 |
| tor, okt 8 | ⛈️ Tordenvejr | 31° / 24° | 95% · 25 mm | 15 km/h | 6 |
| fre, okt 9 | 🌦️ Light showers | 31° / 25° | 96% · 8 mm | 17 km/h | 1 |
| lør, okt 10 | 🌦️ Light showers | 30° / 25° | 92% · 18 mm | 29 km/h | 8 |
| søn, okt 11 | 🌦️ Light showers | 30° / 26° | 82% · 12 mm | 34 km/h | 8 |
| man, okt 12 | 🌦️ Light drizzle | 30° / 25° | 80% · 7 mm | 28 km/h | 8 |
| tir, okt 13 | 🌦️ Light drizzle | 31° / 26° | 82% · 2 mm | 23 km/h | 8 |
| ons, okt 14 | 🌦️ Light drizzle | 31° / 26° | 89% · 0 mm | 21 km/h | 8 |
| tor, okt 15 | 🌦️ Light drizzle | 31° / 26° | 92% · 4 mm | 24 km/h | 8 |
| fre, okt 16 | 🌦️ Støvregn | 31° / 25° | 82% · 5 mm | 18 km/h | 8 |
| lør, okt 17 | 🌧️ Heavy drizzle | 31° / 26° | 82% · 10 mm | 11 km/h | 8 |
| søn, okt 18 | 🌦️ Light drizzle | 31° / 26° | 90% · 4 mm | 20 km/h | 8 |
| man, okt 19 | 🌦️ Light drizzle | 32° / 26° | 84% · 2 mm | 20 km/h | 7 |
| tir, okt 20 | 🌦️ Light drizzle | 29° / 26° | 33% · 1 mm | 19 km/h | 8 |
What this means for Guam
Today is about average for oktober. The forecast high of 31°C is in line med the 30°C typical for this month.
A 90% chance means rain is expected over most of the area. Plan indoor alternatives.
Vindstød og 70 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Within 15 degrees of the equator, day length barely changes all year; seasons are defined by rain, not temperature.
Northern Hemisphere, so peak summer falls in juni og august.
The gap between the warmest and coldest month averages 1°C - an unusually even climate through the year.
What og pack, what og skip
- Lightweight, light-coloured clothing and a refillable water bottle
- sønglasses, a brimmed hat and SPF 30+
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- Insect repellent and quick-dry fabrics for humidity
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 70 km/h.
- If your dates are flexible, avoid juli, august and september - historically the least comfortable months here.
Se prognosen for Guam efter tidsinterval
Guam weather - more answers
Explore Guam
Every topic we hold for this place, and the same topic for the places around it.
Vejr for related places
Frequently asked questions
Where is Guam?
Guam er et land i Oceanien. Its coordinates are 13.4443, 144.7937. It lies in Oceanien.
What is the weather like in Guam lige nu?
It is currently 28°C (83°F) med overskyet. Luftfugtighed is 79% and wind is 28 km/h.
When is the best time og visit Guam?
januar, februar and december offer the most comfortable conditions in Guam, which has a tropical climate. juli, august and september are usually the hardest months for outdoor plans.
What time zone is Guam in?
Guam observes Pacific/Guam (UTC+10:00). The local time is 6:23 PM.
How many people live in Guam?
Guam has a population of approximately 170.000.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (countries-v1) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated oktober 5, 2026 at 6:23 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
