Morton Grove, IL Weather & Growing Conditions
Tonight
62°F
Isolated Rain Showers then Chance Showers And Thunderstorms
Isolated rain showers before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 62°F | Isolated Rain Showers then Chance Showers And Thunderstorms | 10 mph E | 53% |
| Saturday | 75°F | Showers And Thunderstorms Likely | 10 to 15 mph SE | 88% |
| Saturday Night | 63°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph ENE | 81% |
| Sunday | 68°F | Showers And Thunderstorms | 10 to 15 mph NNE | 79% |
| Sunday Night | 56°F | Chance Rain Showers | 15 mph NE | 54% |
| Monday | 65°F | Chance Rain Showers | 15 mph ENE | 47% |
| Monday Night | 54°F | Chance Rain Showers | 10 to 15 mph ENE | 31% |
| Tuesday | 63°F | Slight Chance Rain Showers | 15 mph NE | 22% |
| Tuesday Night | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 15 mph NE | 20% |
| Wednesday | 65°F | Mostly Cloudy | 5 to 10 mph NE | 12% |
| Wednesday Night | 54°F | Mostly Cloudy | 5 to 10 mph NE | 3% |
| Thursday | 67°F | Partly Sunny | 5 to 10 mph NNE | 7% |
| Thursday Night | 56°F | Mostly Cloudy | 5 mph NNE | 5% |
| Friday | 69°F | Mostly Sunny | 5 to 10 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Morton Grove, IL
Last spring frost
Apr 26
First fall frost
Oct 21
Growing season
176 days
Hardiness zone
6a
Explore more for Morton Grove, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Chicago Botanic Garden, Il (6.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.