No
you don't need a jacket based on the weather in Somerville, MA, USA 1 second ago
80°F27°C & Clear
Wind is 9 mph15 km/h from the Northwest, gusting to 17 mph27 km/h
| September 19 | ||||
| 3pm | 80°F27°C | 9 mph15 km/h Northwest | Clear | |
| 4pm | 80°F26°C | 9 mph14 km/h Northwest | Clear | |
| 5pm | 78°F26°C | 8 mph13 km/h North | Clear | |
| 6pm | 77°F25°C | 8 mph12 km/h North | Clear | |
| 7pm | 73°F23°C | 6 mph10 km/h North | Clear | |
| 8pm | 69°F20°C | 5 mph8 km/h Northeast | Clear | |
| 9pm | 65°F18°C | 5 mph8 km/h North | Clear | |
| 10pm | 62°F17°C | 6 mph10 km/h North | Clear | |
| 11pm | 60°F16°C | 6 mph10 km/h North | Clear | |
| September 20 | ||||
| 12am | 59°F15°C | 7 mph11 km/h North | Clear | |
| 1am | 57°F14°C | 6 mph10 km/h North | Clear | |
| 2am | 56°F13°C | 5 mph9 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 19 | 59°F15°C | 80°F27°C | 6 mph9 km/h from Northwest | Clear | Clear |
| September 20 | 52°F11°C | 67°F20°C | 5 mph9 km/h from East | Mostly Clear | Mostly Clear |
| September 21 | 49°F9°C | 68°F20°C | 6 mph10 km/h from East | Partly Cloudy | Partly Cloudy |
| September 22 | 50°F10°C | 71°F22°C | 5 mph7 km/h from Southeast | Mostly Clear | Partly Cloudy |
| September 23 | 59°F15°C | 80°F26°C | 7 mph11 km/h from Southwest | Rain | Rain |
| September 24 | 60°F15°C | 75°F24°C | 5 mph9 km/h from North | Rain | Partly Cloudy |
| September 25 | 56°F14°C | 70°F21°C | 6 mph9 km/h from Northeast | Partly Cloudy | Mostly Clear |
Yes
Low of 52°F11°C, High of 67°F20°CWind: 5 mph9 km/h
Precipitation: None