This report uses the forecast at Hagåtña (Guam). It describes one location, not a national average.
Forecast outlook: Rain showers. Forecast temperatures range from 25.9 to 30.4 °C. Wind speeds range from 1.9 to 6.7 m/s. Available precipitation intervals total 7.6 mm across 17 h. This covers part of the day.
Tomorrow's outlook
Forecast outlook: Cloudy. Forecast temperatures range from 25.1 to 30.4 °C. Wind speeds range from 1.1 to 5.7 m/s. Forecast precipitation for the full local day totals 10.8 mm.
Automatically summarised from the MET Norway forecast. These are forecasts, not observations; today's values cover the remaining available forecast. Times use Pacific/Guam.
Forecast for Hagåtña (Guam). Conditions elsewhere in the country can differ.
Current forecast · 07:00
26°CPartly cloudy
Wind
4 m/s
Precipitation
0.0 mm / 1 h
Humidity
87 %
Daily forecast
Updated 9 Oct 05:18
Daily weather for Hagåtña. Low and high temperatures cover the available forecast period. Temperature: Celsius (°C); precipitation: millimeters (mm); wind: meters per second (m/s).
Daily weather for Hagåtña. Low and high temperatures cover the available forecast period. Temperature: Celsius (°C); precipitation: millimeters (mm); wind: meters per second (m/s).
Day
Conditions
High / Low
Precipitation
Wind
TodayPartial day
Rain showers
30°C / 26°C
7.6 mm *
7 m/s
Tomorrow
Cloudy
30°C / 25°C
10.8 mm
6 m/s
Sun 11 OctPartial day
Partly cloudy
32°C / 27°C
0.0 mm *
5 m/s
Mon 12 OctPartial day
Partly cloudy
31°C / 28°C
0.3 mm *
5 m/s
Tue 13 OctPartial day
Clear
31°C / 27°C
1.4 mm *
4 m/s
Wed 14 OctPartial day
Rain showers
31°C / 27°C
5.4 mm *
3 m/s
Thu 15 OctPartial day
Rain showers
31°C / 27°C
3.0 mm *
2 m/s
Fri 16 OctPartial day
Rain
31°C / 27°C
8.0 mm *
5 m/s
Sat 17 OctPartial day
Rain
28°C / 27°C
16.4 mm *
9 m/s
Sun 18 OctPartial day
Rain
29°C / 25°C
3.6 mm *
9 m/s
* Partial totals exclude intervals that cross local midnight. Compare the original time intervals in the hourly forecast. Forecasts become less certain further ahead. Check again closer to your plans.
Hour by hour
Hourly weather for Hagåtña, in local time. Temperature: Celsius (°C); precipitation: millimeters (mm); wind: meters per second (m/s).
Hourly weather for Hagåtña, in local time. Temperature: Celsius (°C); precipitation: millimeters (mm); wind: meters per second (m/s).
Radar coverage depends on the provider. Blank areas do not necessarily mean dry weather.
This forecast describes one location. Temperature, rainfall and wind may differ across the country. Zoom in on the map to explore the area you are interested in.
Use this page to explore the weather in Guam. The forecast point is Hagåtña; its temperature, rain and wind describe that location, not an average for the country. The regional background below explains what to consider when comparing the map with your destination. It is not a country climate classification or a forecast for a particular season.
Oceania: islands, oceans and varied seasons
Avoid a single regional calendar
Oceania includes large land areas and widely separated islands, with tropical, temperate and other local climates. Northern Australia's wet and dry seasons, for example, differ from the clearer summer and winter pattern in its temperate south. That Australian pattern should not be applied to every Pacific island. Latitude, elevation, coastlines and the surrounding ocean all help explain why places can have different conditions in the same month.
Read land and sea information separately
Zoom out to see the wider weather pattern, then focus on the island or destination that matters. Satellite imagery can reveal cloud systems over the ocean where rain-radar coverage is limited. It does not establish the amount of rain at ground level. A land wind forecast is also not a full marine forecast: waves, swell and coastal conditions need their own information. Check the selected layer's units and valid time.
Check local dates and updates
For seasonal planning, use climate information from the destination's weather service. Across the Pacific, confirm the local date as well as the hour before comparing forecasts. For everyday decisions, use the latest forecast rather than a seasonal expectation. Follow official weather and marine bulletins where relevant, and read the issuing service's definitions. Warning categories and storm-season calendars are not identical across the region.