No
you don't need a jacket based on the weather in Guam 1 second ago
81°F27°C & Cloudy
Wind is 7 mph12 km/h from the East, gusting to 9 mph15 km/h
| September 15 | ||||
| 8am | 81°F27°C | 8 mph12 km/h East | Cloudy | |
| 9am | 81°F27°C | 7 mph12 km/h East | Cloudy | |
| 10am | 81°F27°C | 7 mph11 km/h Southeast | Cloudy | |
| 11am | 80°F27°C | 7 mph11 km/h Southeast | Cloudy | |
| 12pm | 80°F27°C | 6 mph10 km/h Southeast | Cloudy | |
| 1pm | 80°F26°C | 6 mph10 km/h Southeast | Drizzle | |
| 2pm | 79°F26°C | 5 mph9 km/h Southeast | Drizzle | |
| 3pm | 79°F26°C | 6 mph10 km/h Southeast | Drizzle | |
| 4pm | 79°F26°C | 6 mph10 km/h Southeast | Rain | |
| 5pm | 80°F26°C | 6 mph10 km/h Southeast | Drizzle | |
| 6pm | 81°F27°C | 7 mph11 km/h Southeast | Drizzle | |
| 7pm | 82°F28°C | 6 mph9 km/h Southeast | Rain | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 14 | 79°F26°C | 84°F29°C | 7 mph11 km/h from East | Rain | Rain |
| September 15 | 79°F26°C | 85°F29°C | 7 mph11 km/h from South | Rain | Rain |
| September 16 | 79°F26°C | 85°F29°C | 8 mph12 km/h from Southeast | Rain | Rain |
| September 17 | 80°F26°C | 86°F30°C | 9 mph14 km/h from East | Rain | Drizzle |
| September 18 | 80°F27°C | 86°F30°C | 7 mph12 km/h from East | Rain | Drizzle |
| September 19 | 80°F26°C | 86°F30°C | 9 mph14 km/h from East | Drizzle | Drizzle |
| September 20 | 79°F26°C | 85°F30°C | 10 mph16 km/h from East | Drizzle | Drizzle |
No
Low of 79°F26°C, High of 85°F30°CWind: 7 mph11 km/h
Precipitation: 73% rain