A.B. Won Pat International Airport (GUM) 15 Day Weather Forecast, Guam Guam
Current weather conditions and 15 day weather forecast for A.B. Won Pat International Airport in Guam, Guam including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at GUM
| 18 August 2026 Tue 27.6 ° C ( 81.6°F )  Patchy rain nearby |
Feels Like : 31 ° C / 87.8°F Humidity : % 80 Pressure : 1010 mb Wind Speed : 16.9 kmph / 10.5 miles from NW 
Visibility : 10 km Precipitation (rainfall) : 0.03 mm Cloud (%) : 51 |
15-day weather forecast for A.B. Won Pat International Airport, Guam, Guam
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 August 2026 Wed |  Overcast |
27.4 ° C | 29.3 ° C | 28.3 ° C | % 79 | 24.8 km/h | 73% |
| 20 August 2026 Thu |  Light rain shower |
27 ° C | 29.5 ° C | 28.2 ° C | % 82 | 17.3 km/h | 81% |
| 21 August 2026 Fri | Patchy rain nearby |
26.9 ° C | 29.5 ° C | 28.2 ° C | % 80 | 10.4 km/h | 43% |
| 22 August 2026 Sat | Overcast |
27.5 ° C | 29.4 ° C | 28.3 ° C | % 81 | 22.3 km/h | 76% |
| 23 August 2026 Sun | Light rain shower |
27.1 ° C | 29 ° C | 27.9 ° C | % 83 | 38.2 km/h | 87% |
| 24 August 2026 Mon | Light rain shower |
26.5 ° C | 28.6 ° C | 27.8 ° C | % 83 | 33.1 km/h | 88% |
| 25 August 2026 Tue | Light rain shower |
25.3 ° C | 28.9 ° C | 27.5 ° C | % 84 | 28.4 km/h | 89% |
| 26 August 2026 Wed | Light rain shower |
25.8 ° C | 28 ° C | 26.9 ° C | % 86 | 25.6 km/h | 90% |
| 27 August 2026 Thu |  Moderate or heavy rain shower |
25.5 ° C | 26.5 ° C | 25.9 ° C | % 90 | 37.1 km/h | 92% |
| 28 August 2026 Fri | Light rain shower |
25.5 ° C | 26.6 ° C | 25.9 ° C | % 89 | 45 km/h | 91% |
| 29 August 2026 Sat | Light rain shower |
26.3 ° C | 27.8 ° C | 27.3 ° C | % 81 | 45 km/h | 88% |
| 30 August 2026 Sun |  Thundery outbreaks in nearby |
27.1 ° C | 29.5 ° C | 28.1 ° C | % 80 | 22.7 km/h | 68% |
| 31 August 2026 Mon | Overcast |
26.8 ° C | 29.6 ° C | 27.9 ° C | % 79 | 13 km/h | 77% |
| 01 September 2026 Tue | Overcast |
26.8 ° C | 28.8 ° C | 27.5 ° C | % 79 | 21.2 km/h | 74% |
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