Mokena, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mokena, a village in Will County, Illinois.
Today
78°F
Showers And Thunderstorms
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Cloudy. High near 78, with temperatures falling to around 76 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Mokena
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Showers And Thunderstorms | 5 to 10 mph SE | 95% |
| Tonight | 64°F | Showers And Thunderstorms | 5 mph SSE | 94% |
| Sunday | 70°F | Showers And Thunderstorms Likely | 10 to 15 mph N | 65% |
| Sunday Night | 55°F | Chance Showers And Thunderstorms | 15 mph NE | 40% |
| Monday | 65°F | Chance Rain Showers | 15 mph NE | 38% |
| Monday Night | 52°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 30% |
| Tuesday | 63°F | Slight Chance Rain Showers | 15 mph NE | 18% |
| Tuesday Night | 52°F | Mostly Cloudy | 10 to 15 mph NE | 11% |
| Wednesday | 65°F | Partly Sunny | 10 to 15 mph NNE | 11% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Thursday | 67°F | Partly Sunny | 5 to 10 mph NNE | 3% |
| Thursday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 3% |
| Friday | 71°F | Mostly Sunny | 5 to 10 mph NE | 2% |
| Friday Night | 53°F | Partly Cloudy | 5 to 10 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Mokena (41.530, -87.878). Updated through the day.
Growing snapshot for Mokena
Last spring frost
Apr 20
First fall frost
Oct 22
Growing season
184 days
Hardiness zone
6a
More local growing data for Mokena: nearby ZIP 60448 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Romeoville Wfo, Il (11 mi from Mokena). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.