No
you don't need a jacket based on the weather in Billerica, MA 01821, USA 1 second ago
71°F22°C & Mostly Cloudy
Wind is 5 mph8 km/h from the Southwest, gusting to 11 mph18 km/h
| July 3 | ||||
| 12am | 71°F22°C | 5 mph9 km/h Southwest | Clear | |
| 1am | 70°F21°C | 5 mph8 km/h Southwest | Clear | |
| 2am | 69°F20°C | 5 mph8 km/h Southwest | Clear | |
| 3am | 68°F20°C | 5 mph8 km/h Southwest | Clear | |
| 4am | 68°F20°C | 5 mph8 km/h West | Clear | |
| 5am | 67°F20°C | 5 mph7 km/h West | Clear | |
| 6am | 68°F20°C | 5 mph7 km/h West | Clear | |
| 7am | 71°F22°C | 4 mph7 km/h West | Mostly Clear | |
| 8am | 74°F24°C | 4 mph7 km/h Northwest | Clear | |
| 9am | 78°F25°C | 4 mph7 km/h Northwest | Clear | |
| 10am | 80°F27°C | 4 mph7 km/h West | Clear | |
| 11am | 83°F28°C | 5 mph8 km/h West | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 2 | 70°F21°C | 84°F29°C | 3 mph4 km/h from Southwest | Mostly Cloudy | Mostly Clear |
| July 3 | 67°F20°C | 86°F30°C | 7 mph12 km/h from West | Mostly Clear | Clear |
| July 4 | 62°F17°C | 79°F26°C | 9 mph14 km/h from Northwest | Clear | Mostly Clear |
| July 5 | 59°F15°C | 83°F29°C | 4 mph7 km/h from West | Partly Cloudy | Partly Cloudy |
| July 6 | 66°F19°C | 91°F33°C | 8 mph14 km/h from Southwest | Partly Cloudy | Mostly Clear |
| July 7 | 70°F21°C | 92°F33°C | 8 mph13 km/h from Southwest | Mostly Clear | Drizzle |
| July 8 | 73°F23°C | 83°F29°C | 6 mph10 km/h from Southeast | Rain | Drizzle |
No
Low of 67°F20°C, High of 85°F30°CWind: 7 mph12 km/h
Precipitation: 19% rain