No
you don't need a jacket based on the weather in Ontario, WI 54651, USA 1 second ago
73°F23°C & Mostly Clear
Wind is 9 mph15 km/h from the South, gusting to 17 mph27 km/h
| September 15 | ||||
| 12pm | 77°F25°C | 10 mph15 km/h Southeast | Mostly Clear | |
| 1pm | 80°F27°C | 10 mph16 km/h Southeast | Mostly Clear | |
| 2pm | 82°F28°C | 10 mph16 km/h Southeast | Mostly Clear | |
| 3pm | 83°F28°C | 10 mph17 km/h Southeast | Mostly Cloudy | |
| 4pm | 83°F28°C | 10 mph16 km/h Southeast | Mostly Cloudy | |
| 5pm | 83°F28°C | 10 mph17 km/h Southeast | Cloudy | |
| 6pm | 82°F28°C | 10 mph16 km/h Southeast | Mostly Cloudy | |
| 7pm | 79°F26°C | 7 mph11 km/h Southeast | Mostly Cloudy | |
| 8pm | 76°F25°C | 6 mph9 km/h Southeast | Mostly Cloudy | |
| 9pm | 74°F23°C | 6 mph9 km/h Southeast | Mostly Cloudy | |
| 10pm | 72°F22°C | 6 mph10 km/h Southeast | Mostly Cloudy | |
| 11pm | 70°F21°C | 6 mph10 km/h Southeast | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 15 | 62°F17°C | 83°F28°C | 9 mph14 km/h from Southeast | Partly Cloudy | Mostly Cloudy |
| September 16 | 63°F17°C | 83°F28°C | 5 mph8 km/h from South | Partly Cloudy | Partly Cloudy |
| September 17 | 63°F17°C | 82°F28°C | 5 mph8 km/h from Southwest | Partly Cloudy | Partly Cloudy |
| September 18 | 62°F17°C | 80°F27°C | 6 mph9 km/h from Southeast | Mostly Cloudy | Partly Cloudy |
| September 19 | 62°F17°C | 73°F23°C | 8 mph14 km/h from Southeast | Drizzle | Thunderstorms |
| September 20 | 59°F15°C | 75°F24°C | 8 mph13 km/h from South | Drizzle | Drizzle |
| September 21 | 61°F16°C | 73°F23°C | 7 mph11 km/h from West | Drizzle | Mostly Clear |
No
Low of 63°F17°C, High of 83°F29°CWind: 5 mph8 km/h
Precipitation: None