Montgomery, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montgomery, a village in Kendall County, Illinois.
Tonight
59°F
Rain Showers
Rain showers. Cloudy. Low around 59, with temperatures rising to around 61 overnight. South southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Montgomery
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 59°F | Rain Showers | 15 mph SSE | 87% |
| Wednesday | 62°F | Chance Rain Showers | 15 mph SSW | 51% |
| Wednesday Night | 47°F | Slight Chance Rain Showers then Cloudy | 15 mph SW | 17% |
| Thursday | 57°F | Chance Rain Showers | 10 to 15 mph WSW | 31% |
| Thursday Night | 42°F | Chance Rain Showers | 5 to 10 mph WNW | 36% |
| Friday | 53°F | Slight Chance Rain Showers | 10 to 15 mph N | 23% |
| Friday Night | 35°F | Partly Cloudy | 5 to 10 mph NNW | 4% |
| Saturday | 52°F | Mostly Sunny | 5 mph WNW | 5% |
| Saturday Night | 34°F | Partly Cloudy | 0 to 5 mph WSW | 3% |
| Sunday | 58°F | Mostly Sunny | 5 to 10 mph W | 14% |
| Sunday Night | 35°F | Mostly Clear | 5 mph WNW | 6% |
| Monday | 61°F | Sunny | 5 to 10 mph WSW | 3% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph W | 1% |
| Tuesday | 62°F | Sunny | 5 to 10 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Montgomery (41.721, -88.358). Updated through the day.
Growing snapshot for Montgomery
Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
185 days
Hardiness zone
5b
More local growing data for Montgomery: nearby ZIP 60538 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Aurora, Il (3.9 mi from Montgomery). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.