Yes
you do need a jacket based on the weather in Janesville, WI, USA 1 second ago
Why? Because just cool enough for a jacket, but not warm enough to ditch it and it's so windy, your hat is now someone else's problem, two cities away!
53°F12°C & Windy
Wind is 17 mph28 km/h from the West, gusting to 27 mph44 km/h
| April 21 | ||||
| 6pm | 53°F12°C | 16 mph27 km/h West | Windy | |
| 7pm | 53°F12°C | 15 mph23 km/h Northwest | Mostly Cloudy | |
| 8pm | 52°F11°C | 11 mph18 km/h Northwest | Partly Cloudy | |
| 9pm | 49°F10°C | 6 mph10 km/h West | Mostly Clear | |
| 10pm | 47°F8°C | 4 mph7 km/h West | Mostly Clear | |
| 11pm | 45°F7°C | 4 mph6 km/h West | Mostly Clear | |
| April 22 | ||||
| 12am | 44°F7°C | 4 mph6 km/h West | Mostly Clear | |
| 1am | 44°F6°C | 3 mph5 km/h Southwest | Clear | |
| 2am | 42°F6°C | 3 mph5 km/h Southwest | Clear | |
| 3am | 42°F5°C | 3 mph4 km/h South | Clear | |
| 4am | 40°F5°C | 3 mph6 km/h South | Clear | |
| 5am | 40°F4°C | 4 mph7 km/h Southeast | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| April 21 | 44°F6°C | 56°F13°C | 17 mph28 km/h from West | Windy | Mostly Clear |
| April 22 | 40°F4°C | 66°F19°C | 11 mph17 km/h from South | Drizzle | Partly Cloudy |
| April 23 | 48°F9°C | 69°F21°C | 7 mph12 km/h from South | Rain | Cloudy |
| April 24 | 53°F12°C | 75°F24°C | 7 mph11 km/h from East | Mostly Cloudy | Rain |
| April 25 | 50°F10°C | 66°F19°C | 10 mph15 km/h from North | Drizzle | Cloudy |
| April 26 | 45°F7°C | 62°F16°C | 11 mph18 km/h from Northeast | Mostly Cloudy | Partly Cloudy |
| April 27 | 42°F5°C | 65°F19°C | 11 mph17 km/h from Southeast | Cloudy | Rain |
Yes
Low of 39°F4°C, High of 66°F19°CWind: 11 mph17 km/h
Precipitation: 40% rain