Yes
you do need a jacket based on the weather in Mt Prospect, IL, USA 1 second ago
Why? Because it's pretty chilly!
55°F13°C & Mostly Clear
Wind is 7 mph11 km/h from the Northeast, gusting to 19 mph30 km/h
| May 31 | ||||
| 5am | 54°F12°C | 5 mph8 km/h North | Mostly Clear | |
| 6am | 53°F12°C | 5 mph8 km/h North | Mostly Clear | |
| 7am | 52°F11°C | 6 mph10 km/h North | Mostly Clear | |
| 8am | 53°F12°C | 8 mph13 km/h North | Mostly Clear | |
| 9am | 55°F13°C | 9 mph14 km/h North | Mostly Clear | |
| 10am | 57°F14°C | 9 mph15 km/h Northeast | Mostly Clear | |
| 11am | 58°F14°C | 9 mph14 km/h Northeast | Mostly Clear | |
| 12pm | 60°F16°C | 9 mph14 km/h Northeast | Clear | |
| 1pm | 62°F17°C | 9 mph15 km/h Northeast | Clear | |
| 2pm | 63°F17°C | 10 mph15 km/h Northeast | Clear | |
| 3pm | 64°F18°C | 10 mph15 km/h Northeast | Clear | |
| 4pm | 64°F18°C | 9 mph15 km/h Northeast | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 31 | 52°F11°C | 64°F18°C | 8 mph14 km/h from Northeast | Clear | Clear |
| June 1 | 48°F9°C | 73°F23°C | 3 mph6 km/h from Northeast | Clear | Clear |
| June 2 | 57°F14°C | 86°F30°C | 10 mph16 km/h from Southwest | Mostly Clear | Mostly Clear |
| June 3 | 66°F19°C | 88°F31°C | 15 mph24 km/h from Southwest | Mostly Cloudy | Rain |
| June 4 | 61°F16°C | 73°F23°C | 7 mph12 km/h from North | Rain | Rain |
| June 5 | 58°F14°C | 70°F21°C | 6 mph10 km/h from Northwest | Rain | Partly Cloudy |
| June 6 | 57°F14°C | 74°F23°C | 6 mph10 km/h from South | Partly Cloudy | Partly Cloudy |
Yes
Low of 48°F9°C, High of 73°F23°CWind: 3 mph6 km/h
Precipitation: None