No
you don't need a jacket based on the weather in Williamstown (Williamstown), Massachusetts, United States 1 second ago
65°F18°C & Cloudy
Wind is 5 mph8 km/h from the East, gusting to 9 mph14 km/h
| June 18 | ||||
| 12am | 65°F18°C | 5 mph9 km/h East | Cloudy | |
| 1am | 65°F18°C | 5 mph8 km/h East | Cloudy | |
| 2am | 65°F18°C | 5 mph8 km/h East | Drizzle | |
| 3am | 65°F18°C | 4 mph7 km/h East | Drizzle | |
| 4am | 64°F18°C | 3 mph5 km/h East | Drizzle | |
| 5am | 64°F18°C | 4 mph7 km/h Northeast | Rain | |
| 6am | 65°F18°C | 5 mph7 km/h East | Cloudy | |
| 7am | 65°F18°C | 4 mph7 km/h Southeast | Drizzle | |
| 8am | 66°F19°C | 4 mph7 km/h Southeast | Drizzle | |
| 9am | 68°F20°C | 4 mph7 km/h South | Cloudy | |
| 10am | 70°F21°C | 4 mph6 km/h South | Cloudy | |
| 11am | 72°F22°C | 4 mph6 km/h South | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 17 | 59°F15°C | 67°F20°C | 4 mph6 km/h from East | Drizzle | Rain |
| June 18 | 64°F18°C | 77°F25°C | 4 mph7 km/h from South | Drizzle | Mostly Cloudy |
| June 19 | 66°F19°C | 83°F28°C | 9 mph14 km/h from Southwest | Thunderstorms | Rain |
| June 20 | 60°F15°C | 77°F25°C | 9 mph14 km/h from Northwest | Mostly Clear | Mostly Clear |
| June 21 | 59°F15°C | 83°F28°C | 5 mph8 km/h from West | Mostly Cloudy | Mostly Cloudy |
| June 22 | 68°F20°C | 88°F31°C | 8 mph12 km/h from West | Partly Cloudy | Mostly Clear |
| June 23 | 71°F22°C | 91°F33°C | 5 mph9 km/h from West | Mostly Clear | Mostly Clear |
No
Low of 64°F18°C, High of 77°F25°CWind: 4 mph7 km/h
Precipitation: 59% rain