Palmyra, IL Weather & Growing Conditions
Today
94°F
Partly Sunny
Partly sunny, with a high near 94. Southwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Partly Sunny | 7 mph SW | 10% |
| Tonight | 69°F | Partly Cloudy | 5 mph SW | 12% |
| Sunday | 86°F | Chance Showers And Thunderstorms | 2 to 7 mph N | 48% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 7 to 10 mph NE | 72% |
| Monday | 73°F | Showers And Thunderstorms Likely | 10 mph NE | 72% |
| Monday Night | 55°F | Chance Rain Showers | 7 to 12 mph NE | 36% |
| Tuesday | 68°F | Slight Chance Rain Showers | 12 mph NE | 23% |
| Tuesday Night | 50°F | Mostly Cloudy | 5 to 10 mph N | 7% |
| Wednesday | 71°F | Mostly Sunny | 6 to 9 mph N | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 3 to 7 mph N | 0% |
| Thursday | 73°F | Mostly Sunny | 3 to 7 mph N | 2% |
| Thursday Night | 55°F | Partly Cloudy | 6 mph NE | 3% |
| Friday | 76°F | Mostly Sunny | 3 to 7 mph NE | 4% |
| Friday Night | 55°F | Partly Cloudy | 6 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Palmyra, IL
Last spring frost
Apr 14
First fall frost
Oct 21
Growing season
188 days
Hardiness zone
6b
Explore more for Palmyra, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Carlinville, Il (13.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.