Yes
you do need a jacket based on the weather in Rochester, NY 14623, USA 1 second ago
Why? Because it's cold enough to freeze the brass off a bald monkey!
21°F-6°C & Mostly Cloudy
Wind is 6 mph10 km/h from the Southeast, gusting to 14 mph23 km/h
| December 15 | ||||
| 2am | 21°F-6°C | 6 mph10 km/h Southeast | Mostly Cloudy | |
| 3am | 21°F-6°C | 6 mph10 km/h Southeast | Mostly Cloudy | |
| 4am | 22°F-6°C | 6 mph10 km/h Southeast | Mostly Cloudy | |
| 5am | 23°F-5°C | 7 mph11 km/h Southeast | Mostly Cloudy | |
| 6am | 24°F-5°C | 7 mph11 km/h Southeast | Cloudy | |
| 7am | 24°F-4°C | 7 mph11 km/h Southeast | Cloudy | |
| 8am | 25°F-4°C | 7 mph11 km/h Southeast | Mostly Cloudy | |
| 9am | 27°F-3°C | 7 mph12 km/h Southeast | Cloudy | |
| 10am | 30°F-1°C | 8 mph13 km/h Southeast | Cloudy | |
| 11am | 33°F1°C | 8 mph13 km/h South | Cloudy | |
| 12pm | 35°F2°C | 9 mph14 km/h South | Cloudy | |
| 1pm | 36°F2°C | 8 mph13 km/h South | Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 15 | 20°F-7°C | 37°F3°C | 8 mph13 km/h from Southeast | Snow | Drizzle |
| December 16 | 35°F2°C | 47°F8°C | 10 mph16 km/h from South | Rain | Rain |
| December 17 | 36°F2°C | 48°F9°C | 14 mph22 km/h from West | Cloudy | Cloudy |
| December 18 | 33°F1°C | 41°F5°C | 5 mph7 km/h from West | Rain | Snow |
| December 19 | 24°F-5°C | 33°F1°C | 10 mph15 km/h from Northwest | Mostly Cloudy | Cloudy |
| December 20 | 25°F-4°C | 34°F1°C | 9 mph14 km/h from South | Cloudy | Snow |
| December 21 | 15°F-10°C | 27°F-3°C | 14 mph22 km/h from Northwest | Mostly Cloudy | Cloudy |
Yes
Low of 36°F2°C, High of 47°F9°CWind: 10 mph16 km/h
Precipitation: 41% rain