No
you don't need a jacket based on the weather in Jefferson, WI 53549, USA 1 second ago
65°F18°C & Cloudy
Wind is 12 mph19 km/h from the Northwest, gusting to 19 mph30 km/h
| August 25 | ||||
| 1pm | 65°F18°C | 12 mph20 km/h Northwest | Mostly Clear | |
| 2pm | 67°F19°C | 12 mph20 km/h Northwest | Mostly Clear | |
| 3pm | 67°F20°C | 12 mph19 km/h Northwest | Mostly Clear | |
| 4pm | 68°F20°C | 12 mph19 km/h Northwest | Mostly Clear | |
| 5pm | 68°F20°C | 12 mph19 km/h Northwest | Partly Cloudy | |
| 6pm | 67°F19°C | 11 mph18 km/h Northwest | Mostly Clear | |
| 7pm | 66°F19°C | 9 mph15 km/h Northwest | Mostly Clear | |
| 8pm | 63°F17°C | 7 mph11 km/h Northwest | Mostly Clear | |
| 9pm | 60°F16°C | 6 mph10 km/h Northwest | Mostly Clear | |
| 10pm | 58°F15°C | 5 mph9 km/h Northwest | Mostly Clear | |
| 11pm | 56°F14°C | 6 mph9 km/h West | Mostly Clear | |
| August 26 | ||||
| 12am | 55°F13°C | 6 mph9 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 25 | 51°F10°C | 68°F20°C | 10 mph17 km/h from Northwest | Mostly Clear | Mostly Clear |
| August 26 | 49°F9°C | 69°F21°C | 8 mph12 km/h from Northwest | Partly Cloudy | Clear |
| August 27 | 50°F10°C | 73°F23°C | 9 mph14 km/h from West | Mostly Clear | Rain |
| August 28 | 53°F12°C | 70°F21°C | 9 mph15 km/h from North | Drizzle | Clear |
| August 29 | 48°F9°C | 68°F20°C | 7 mph11 km/h from Northeast | Partly Cloudy | Mostly Cloudy |
| August 30 | 48°F9°C | 70°F21°C | 4 mph6 km/h from East | Mostly Cloudy | Mostly Cloudy |
| August 31 | 52°F11°C | 73°F23°C | 6 mph9 km/h from East | Partly Cloudy | Partly Cloudy |
Yes
Low of 49°F10°C, High of 69°F21°CWind: 8 mph12 km/h
Precipitation: None