Terril, IA Weather & Growing Conditions
Today
73°F
Patchy Smoke then Showers And Thunderstorms
Patchy smoke before 8am, then patchy smoke and scattered rain showers between 8am and 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 73. North wind 5 to 15 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 |
|---|---|---|---|---|
| Today | 73°F | Patchy Smoke then Showers And Thunderstorms | 5 to 15 mph N | 78% |
| Tonight | 54°F | Scattered Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph NW | 44% |
| Wednesday | 76°F | Mostly Sunny | 0 to 5 mph ENE | 1% |
| Wednesday Night | 53°F | Mostly Clear | 5 mph SSE | 0% |
| Thursday | 81°F | Sunny | 5 to 10 mph SSW | 0% |
| Thursday Night | 61°F | Mostly Clear | 10 mph S | 2% |
| Friday | 85°F | Sunny | 10 to 15 mph SSW | 8% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 18% |
| Saturday | 87°F | Sunny | 5 to 15 mph S | 12% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph ESE | 26% |
| Sunday | 86°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 mph ESE | 26% |
| Sunday Night | 67°F | Partly Cloudy then Chance Showers And Thunderstorms | 10 mph E | 30% |
| Monday | 85°F | Chance Showers And Thunderstorms then Partly Sunny | 15 mph E | 30% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 29% |
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 Aug 4, 2026.