Terril, IA Weather & Growing Conditions
This Afternoon
54°F
Rain Showers
Rain showers. Cloudy. High near 54, with temperatures falling to around 48 in the afternoon. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Rain Showers | 15 mph NNW | 84% |
| Tonight | 41°F | Rain Showers | 15 mph NW | 92% |
| Wednesday | 46°F | Rain Showers | 15 to 20 mph WNW | 82% |
| Wednesday Night | 38°F | Rain Showers Likely | 15 mph NW | 72% |
| Thursday | 46°F | Chance Rain Showers | 15 mph NNW | 46% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 10 mph N | 5% |
| Friday | 46°F | Partly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 30°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 53°F | Mostly Sunny | 0 to 10 mph SW | 1% |
| Saturday Night | 35°F | Mostly Clear | 5 mph W | 4% |
| Sunday | 57°F | Sunny | 5 to 10 mph WSW | 5% |
| Sunday Night | 37°F | Mostly Clear | 5 to 10 mph SSW | 1% |
| Monday | 60°F | Sunny | 10 to 15 mph WSW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 to 10 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Terril, IA
Last spring frost
Apr 28
First fall frost
Oct 11
Growing season
164 days
Hardiness zone
5a
Explore more for Terril, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Spirit Lake, Ia (12.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.