Highwood, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Highwood, a city in Lake County, Illinois.
This Afternoon
70°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 70, with temperatures falling to around 67 in the afternoon. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
7-day forecast for Highwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Rain Showers | 15 mph E | 32% |
| Tonight | 63°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 15 to 20 mph E | 62% |
| Saturday | 71°F | Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 to 20 mph SE | 93% |
| Saturday Night | 64°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 10 to 15 mph E | 80% |
| Sunday | 67°F | Showers And Thunderstorms | 15 to 30 mph NNE | 75% |
| Sunday Night | 59°F | Chance Rain Showers | 25 to 30 mph NE | 47% |
| Monday | 62°F | Chance Rain Showers | 25 to 30 mph ENE | 42% |
| Monday Night | 56°F | Chance Rain Showers | 25 to 30 mph ENE | 32% |
| Tuesday | 63°F | Slight Chance Rain Showers | 25 mph NE | 21% |
| Tuesday Night | 56°F | Slight Chance Rain Showers then Mostly Cloudy | 15 to 25 mph NE | 20% |
| Wednesday | 64°F | Mostly Cloudy | 15 mph NE | 12% |
| Wednesday Night | 56°F | Mostly Cloudy | 10 to 15 mph NNE | 3% |
| Thursday | 66°F | Partly Sunny | 10 mph NNE | 7% |
| Thursday Night | 58°F | Mostly Cloudy | 10 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Highwood (42.206, -87.813). Updated through the day.
Growing snapshot for Highwood
Last spring frost
Apr 26
First fall frost
Oct 21
Growing season
176 days
Hardiness zone
6a
More local growing data for Highwood: nearby ZIP 60040 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Antioch
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Buffalo Grove
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Deer Park
Deerfield
Forest Lake
Fox Lake
Fox Lake Hills
Gages Lake
Grandwood Park
Grayslake
Green Oaks
Gurnee
Hainesville
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Highland Park
Holiday Hills
Indian Creek
Island Lake
Kildeer
Knollwood
Lake Bluff
Lake Forest
Lake Villa
Lake Zurich
Libertyville
Lincolnshire
Lindenhurst
Climate data from the nearest NOAA station, Chicago Botanic Garden, Il (4.8 mi from Highwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.