Yes
you do need a jacket based on the weather in Boston (Mattapan), Massachusetts, United States 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
36°F2°C & Mostly Clear
Wind is 6 mph10 km/h from the Northwest, gusting to 13 mph21 km/h
| December 3 | ||||
| 12pm | 36°F2°C | 7 mph11 km/h Northwest | Mostly Clear | |
| 1pm | 37°F3°C | 7 mph11 km/h Northwest | Mostly Clear | |
| 2pm | 37°F3°C | 7 mph11 km/h Northwest | Partly Cloudy | |
| 3pm | 37°F3°C | 6 mph10 km/h West | Mostly Clear | |
| 4pm | 34°F1°C | 5 mph8 km/h West | Mostly Clear | |
| 5pm | 32°F0°C | 4 mph6 km/h West | Mostly Clear | |
| 6pm | 31°F-1°C | 4 mph7 km/h West | Mostly Clear | |
| 7pm | 30°F-1°C | 5 mph7 km/h West | Mostly Clear | |
| 8pm | 29°F-2°C | 5 mph8 km/h West | Mostly Clear | |
| 9pm | 28°F-2°C | 5 mph8 km/h West | Mostly Clear | |
| 10pm | 28°F-2°C | 5 mph8 km/h West | Mostly Clear | |
| 11pm | 27°F-3°C | 5 mph9 km/h West | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 3 | 23°F-5°C | 37°F3°C | 5 mph8 km/h from West | Mostly Clear | Mostly Clear |
| December 4 | 23°F-5°C | 39°F4°C | 6 mph10 km/h from South | Partly Cloudy | Drizzle |
| December 5 | 31°F-1°C | 42°F5°C | 12 mph19 km/h from West | Drizzle | Mostly Clear |
| December 6 | 21°F-6°C | 31°F-1°C | 13 mph21 km/h from Northwest | Mostly Clear | Mostly Clear |
| December 7 | 20°F-7°C | 33°F1°C | 8 mph13 km/h from West | Mostly Clear | Partly Cloudy |
| December 8 | 23°F-5°C | 41°F5°C | 7 mph12 km/h from Southwest | Mostly Cloudy | Partly Cloudy |
| December 9 | 32°F0°C | 51°F11°C | 7 mph12 km/h from Southwest | Mostly Cloudy | Drizzle |
Yes
Low of 23°F-5°C, High of 39°F4°CWind: 6 mph10 km/h
Precipitation: None