Park City, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Park City, a city in Lake County, Illinois.
This Afternoon
71°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy. High near 71, with temperatures falling to around 69 in the afternoon. East wind around 15 mph. Chance of precipitation is 20%.
7-day forecast for Park City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Slight Chance Rain Showers | 15 mph E | 22% |
| Tonight | 60°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 15 mph E | 71% |
| Saturday | 75°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 15 mph SE | 96% |
| Saturday Night | 62°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph ENE | 79% |
| Sunday | 67°F | Showers And Thunderstorms Likely | 15 to 20 mph NE | 71% |
| Sunday Night | 55°F | Chance Rain Showers | 15 to 20 mph NE | 43% |
| Monday | 65°F | Chance Rain Showers | 15 to 20 mph ENE | 40% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 15 mph ENE | 33% |
| Tuesday | 64°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 52°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 18% |
| Wednesday | 65°F | Partly Sunny | 5 to 10 mph NE | 12% |
| Wednesday Night | 52°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Thursday | 67°F | Partly Sunny | 5 mph NNE | 6% |
| Thursday Night | 53°F | Mostly Cloudy | 0 to 5 mph N | 4% |
Forecast source: National Weather Service (api.weather.gov) for Park City (42.354, -87.892). Updated through the day.
Growing snapshot for Park City
Last spring frost
Apr 30
First fall frost
Oct 19
Growing season
170 days
Hardiness zone
6a
More local growing data for Park City: nearby ZIP 60085 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Waukegan, Il (1.2 mi from Park City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.