Barrington Hills, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Barrington Hills, a village in Cook County, Illinois.
This Afternoon
70°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 70. East wind 10 to 15 mph. Chance of precipitation is 40%.
7-day forecast for Barrington Hills
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Rain Showers | 10 to 15 mph E | 42% |
| Tonight | 61°F | Slight Chance Rain Showers then Showers And Thunderstorms Likely | 10 mph ESE | 60% |
| Saturday | 76°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 92% |
| Saturday Night | 62°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph ENE | 80% |
| Sunday | 67°F | Showers And Thunderstorms | 10 to 15 mph NE | 76% |
| Sunday Night | 54°F | Chance Rain Showers | 15 mph ENE | 50% |
| Monday | 63°F | Chance Rain Showers | 15 mph ENE | 43% |
| Monday Night | 50°F | Chance Rain Showers | 10 to 15 mph ENE | 38% |
| Tuesday | 62°F | Slight Chance Rain Showers | 10 to 15 mph NE | 20% |
| Tuesday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 15% |
| Wednesday | 64°F | Partly Sunny | 5 to 10 mph NE | 10% |
| Wednesday Night | 50°F | Mostly Cloudy | 5 mph NNE | 4% |
| Thursday | 68°F | Partly Sunny | 5 mph NNE | 5% |
| Thursday Night | 51°F | Mostly Cloudy | 0 to 5 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Barrington Hills (42.139, -88.203). Updated through the day.
Growing snapshot for Barrington Hills
Last spring frost
Apr 25
First fall frost
Oct 19
Growing season
177 days
Hardiness zone
5b
More local growing data for Barrington Hills: nearby ZIP 60010 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Barrington 3Sw, Il (2.2 mi from Barrington Hills). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.