Lawrenceville, IL Weather & Growing Conditions
Overnight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Partly Cloudy | 3 mph SE | 3% |
| Saturday | 97°F | Sunny then Slight Chance Showers And Thunderstorms | 3 to 8 mph SSW | 18% |
| Saturday Night | 72°F | Partly Cloudy | 6 mph S | 9% |
| Sunday | 95°F | Mostly Sunny | 3 to 9 mph W | 13% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 9 mph NNE | 46% |
| Monday | 80°F | Chance Showers And Thunderstorms | 8 to 13 mph NE | 59% |
| Monday Night | 58°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 8 to 14 mph NE | 59% |
| Tuesday | 74°F | Chance Showers And Thunderstorms | 9 to 13 mph NNE | 33% |
| Tuesday Night | 56°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 6 to 13 mph NNE | 18% |
| Wednesday | 75°F | Partly Sunny | 6 to 12 mph N | 5% |
| Wednesday Night | 55°F | Partly Cloudy | 5 to 12 mph N | 4% |
| Thursday | 76°F | Mostly Sunny | 6 to 10 mph N | 3% |
| Thursday Night | 57°F | Partly Cloudy | 5 to 10 mph NNE | 4% |
| Friday | 77°F | Mostly Sunny | 5 to 10 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lawrenceville, IL
Last spring frost
Apr 8
First fall frost
Oct 26
Growing season
200 days
Hardiness zone
6b
Explore more for Lawrenceville, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Lawrenceville Intl Ap, Il (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.