Yes
you do need a jacket based on the weather in Somerville, MA 02144, USA 1 second ago
Why? Because it's cool. Pleasantly cool, but cool!
57°F14°C & Mostly Cloudy
Wind is 3 mph5 km/h from the Northwest, gusting to 7 mph12 km/h
| September 16 | ||||
| 3am | 57°F14°C | 3 mph5 km/h Northwest | Mostly Cloudy | |
| 4am | 57°F14°C | 3 mph4 km/h North | Cloudy | |
| 5am | 58°F14°C | 2 mph4 km/h North | Cloudy | |
| 6am | 58°F14°C | 3 mph4 km/h North | Cloudy | |
| 7am | 57°F14°C | 3 mph4 km/h Northeast | Cloudy | |
| 8am | 59°F15°C | 2 mph3 km/h Northeast | Cloudy | |
| 9am | 63°F17°C | 3 mph4 km/h East | Mostly Cloudy | |
| 10am | 66°F19°C | 4 mph6 km/h Northeast | Mostly Cloudy | |
| 11am | 69°F21°C | 5 mph8 km/h East | Mostly Cloudy | |
| 12pm | 72°F22°C | 6 mph10 km/h East | Mostly Cloudy | |
| 1pm | 73°F23°C | 7 mph11 km/h East | Mostly Cloudy | |
| 2pm | 73°F23°C | 8 mph12 km/h East | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 57°F14°C | 73°F23°C | 5 mph9 km/h from East | Mostly Cloudy | Mostly Cloudy |
| September 17 | 56°F13°C | 72°F22°C | 5 mph8 km/h from East | Mostly Cloudy | Mostly Cloudy |
| September 18 | 61°F16°C | 75°F24°C | 3 mph5 km/h from Northwest | Partly Cloudy | Mostly Clear |
| September 19 | 56°F13°C | 77°F25°C | 8 mph13 km/h from Northwest | Mostly Clear | Clear |
| September 20 | 50°F10°C | 66°F19°C | 5 mph8 km/h from Northeast | Clear | Clear |
| September 21 | 49°F9°C | 71°F22°C | 6 mph9 km/h from South | Mostly Clear | Partly Cloudy |
| September 22 | 54°F12°C | 77°F25°C | 6 mph10 km/h from Southwest | Mostly Clear | Mostly Clear |
Yes
Low of 56°F14°C, High of 72°F22°CWind: 5 mph8 km/h
Precipitation: None