Montgomery, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montgomery, a village in Kendall County, Illinois.
Overnight
59°F
Rain Showers
Rain showers. Cloudy. Low around 59, with temperatures rising to around 62 overnight. South 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 |
|---|---|---|---|---|
| Overnight | 59°F | Rain Showers | 15 mph S | 85% |
| Wednesday | 63°F | Slight Chance Rain Showers then Mostly Cloudy | 15 mph SSW | 23% |
| Wednesday Night | 47°F | Cloudy | 15 mph SW | 11% |
| Thursday | 56°F | Mostly Cloudy then Chance Rain Showers | 10 to 15 mph WSW | 43% |
| Thursday Night | 41°F | Chance Rain Showers | 10 mph NW | 45% |
| Friday | 51°F | Partly Sunny | 10 to 15 mph NNW | 12% |
| Friday Night | 33°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Saturday | 52°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 33°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 56°F | Sunny | 5 to 10 mph W | 5% |
| Sunday Night | 34°F | Mostly Clear | 0 to 5 mph W | 0% |
| Monday | 61°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph WSW | 1% |
| Tuesday | 62°F | Sunny | 5 mph WNW | 1% |
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.