Lake Holiday, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lake Holiday, a community in Dekalb County, Illinois.
Overnight
58°F
Rain Showers
Rain showers. Cloudy. Low around 58, with temperatures rising to around 61 overnight. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Lake Holiday
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Rain Showers | 15 mph S | 83% |
| Wednesday | 62°F | Slight Chance Rain Showers then Mostly Cloudy | 15 mph SSW | 19% |
| Wednesday Night | 47°F | Mostly Cloudy | 15 mph SW | 11% |
| Thursday | 56°F | Cloudy then Chance Rain Showers | 10 to 15 mph WSW | 39% |
| Thursday Night | 41°F | Chance Rain Showers | 10 mph NW | 41% |
| Friday | 50°F | Partly Sunny | 10 to 15 mph N | 10% |
| Friday Night | 32°F | Partly Cloudy | 5 to 10 mph NNW | 0% |
| Saturday | 51°F | Sunny | 5 mph NW | 0% |
| Saturday Night | 33°F | Mostly Clear | 0 to 5 mph W | 1% |
| Sunday | 56°F | Sunny | 5 to 10 mph W | 4% |
| Sunday Night | 34°F | 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 | 0% |
| Tuesday | 62°F | Sunny | 5 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Lake Holiday (41.620, -88.665). Updated through the day.
Growing snapshot for Lake Holiday
Last spring frost
Apr 28
First fall frost
Oct 13
Growing season
166 days
Hardiness zone
5b
More local growing data for Lake Holiday: nearby ZIP 60548 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Chicago Aurora Muni Ap, Il (11.5 mi from Lake Holiday). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.