Schaumburg, IL Weather & Growing Conditions
Today
76°F
Showers And Thunderstorms
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers and thunderstorms likely. Cloudy. High near 76, with temperatures falling to around 74 in the afternoon. South southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Showers And Thunderstorms | 5 to 10 mph SSE | 98% |
| Tonight | 63°F | Showers And Thunderstorms | 5 to 10 mph ENE | 95% |
| Sunday | 69°F | Showers And Thunderstorms Likely | 10 to 15 mph NNE | 60% |
| Sunday Night | 56°F | Chance Rain Showers | 15 mph NE | 25% |
| Monday | 64°F | Chance Rain Showers | 15 mph ENE | 28% |
| Monday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph ENE | 20% |
| Tuesday | 62°F | Slight Chance Rain Showers | 10 to 15 mph NE | 15% |
| Tuesday Night | 52°F | Mostly Cloudy | 5 to 15 mph NE | 8% |
| Wednesday | 64°F | Partly Sunny | 10 mph NE | 13% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Thursday | 66°F | Partly Sunny | 5 to 10 mph NNE | 4% |
| Thursday Night | 53°F | Mostly Cloudy | 5 mph NNE | 4% |
| Friday | 70°F | Mostly Sunny | 5 to 10 mph NE | 5% |
| Friday Night | 54°F | Partly Cloudy | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Schaumburg, IL
Last spring frost
Apr 30
First fall frost
Oct 13
Growing season
163 days
Hardiness zone
5b
Explore more for Schaumburg, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Streamwood, Il (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.