Bath, IL Weather & Growing Conditions
Tonight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. East southeast wind around 6 mph, with gusts as high as 16 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Partly Cloudy | 6 mph ESE | 12% |
| Saturday | 90°F | Mostly Cloudy | 7 mph SSW | 10% |
| Saturday Night | 68°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 6 mph SSW | 44% |
| Sunday | 81°F | Rain Showers Likely | 1 to 8 mph NNW | 66% |
| Sunday Night | 59°F | Showers And Thunderstorms Likely | 6 to 9 mph NE | 68% |
| Monday | 68°F | Showers And Thunderstorms Likely | 7 to 10 mph NE | 68% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 43% |
| Tuesday | 66°F | Chance Rain Showers | 9 mph NE | 35% |
| Tuesday Night | 51°F | Mostly Cloudy | 3 to 7 mph NNE | 5% |
| Wednesday | 70°F | Partly Sunny | 3 to 7 mph NNE | 2% |
| Wednesday Night | 53°F | Partly Cloudy | 1 to 5 mph NNE | 1% |
| Thursday | 71°F | Mostly Sunny | 5 mph NNE | 4% |
| Thursday Night | 55°F | Partly Cloudy | 3 mph NNE | 4% |
| Friday | 73°F | Mostly Sunny | 1 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bath, IL
Last spring frost
Apr 17
First fall frost
Oct 19
Growing season
185 days
Hardiness zone
6a
Explore more for Bath, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Havana, Il (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.