Ophiem, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ophiem, a community in Henry County, Illinois.
This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms. Mostly cloudy, with a high near 68. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Ophiem
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Showers And Thunderstorms | 15 mph S | 85% |
| Tonight | 52°F | Showers And Thunderstorms | 15 mph S | 81% |
| Wednesday | 56°F | Chance Rain Showers | 15 mph SW | 27% |
| Wednesday Night | 44°F | Mostly Cloudy | 15 mph SW | 12% |
| Thursday | 55°F | Chance Rain Showers | 10 to 15 mph W | 32% |
| Thursday Night | 42°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NW | 30% |
| Friday | 53°F | Partly Sunny | 5 to 10 mph N | 13% |
| Friday Night | 35°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 35°F | Partly Cloudy | 0 to 5 mph W | 3% |
| Sunday | 59°F | Mostly Sunny | 5 to 10 mph W | 11% |
| Sunday Night | 36°F | Mostly Clear | 5 mph W | 3% |
| Monday | 64°F | Sunny | 5 to 15 mph SW | 1% |
| Monday Night | 40°F | Mostly Clear | 5 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Ophiem (41.254, -90.383). Updated through the day.
Growing snapshot for Ophiem
Last spring frost
Apr 28
First fall frost
Oct 12
Growing season
165 days
Hardiness zone
5b
More local growing data for Ophiem: nearby ZIP 61468 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Altona, Il (14.9 mi from Ophiem). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.