Yes
you do need a jacket based on the weather in Sun Prairie, WI 53590, USA 1 second ago
Why? Because you're not freezing, but you’ll definitely start complaining if it lasts much longer!
36°F2°C & Cloudy
Wind is 7 mph11 km/h from the Southeast, gusting to 15 mph24 km/h
| December 15 | ||||
| 5am | 36°F2°C | 7 mph11 km/h Southeast | Cloudy | |
| 6am | 35°F2°C | 5 mph9 km/h Southeast | Cloudy | |
| 7am | 35°F2°C | 5 mph8 km/h Southeast | Cloudy | |
| 8am | 35°F2°C | 4 mph7 km/h Southeast | Cloudy | |
| 9am | 35°F2°C | 4 mph6 km/h Southeast | Cloudy | |
| 10am | 36°F2°C | 4 mph6 km/h Southeast | Cloudy | |
| 11am | 37°F3°C | 5 mph8 km/h Southeast | Cloudy | |
| 12pm | 39°F4°C | 5 mph8 km/h South | Cloudy | |
| 1pm | 40°F4°C | 5 mph9 km/h South | Cloudy | |
| 2pm | 41°F5°C | 6 mph9 km/h South | Haze | |
| 3pm | 42°F6°C | 6 mph9 km/h South | Haze | |
| 4pm | 42°F5°C | 6 mph9 km/h South | Haze | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| December 15 | 35°F2°C | 42°F6°C | 5 mph9 km/h from South | Cloudy | Cloudy |
| December 16 | 33°F1°C | 42°F6°C | 12 mph20 km/h from West | Mostly Cloudy | Mostly Cloudy |
| December 17 | 29°F-2°C | 36°F2°C | 9 mph14 km/h from West | Mostly Cloudy | Cloudy |
| December 18 | 17°F-8°C | 30°F-1°C | 12 mph19 km/h from Northwest | Partly Cloudy | Mostly Clear |
| December 19 | 14°F-10°C | 29°F-2°C | 10 mph16 km/h from South | Mostly Cloudy | Snow |
| December 20 | 19°F-7°C | 28°F-2°C | 13 mph21 km/h from Northwest | Snow | Mostly Cloudy |
| December 21 | 11°F-12°C | 22°F-5°C | 8 mph13 km/h from North | Partly Cloudy | Clear |
Yes
Low of 34°F1°C, High of 42°F6°CWind: 12 mph20 km/h
Precipitation: None