Linn Grove, IA Weather & Growing Conditions
Today
72°F
Patchy Smoke
Patchy smoke and showers and thunderstorms before 4pm, then scattered showers and thunderstorms between 4pm and 5pm, then patchy smoke and scattered showers and thunderstorms. Mostly cloudy. High near 72, with temperatures falling to around 69 in the afternoon. North wind 5 to 10 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 | 72°F | Patchy Smoke | 5 to 10 mph N | 81% |
| Tonight | 54°F | Patchy Smoke then Mostly Cloudy | 0 to 5 mph N | 64% |
| Wednesday | 75°F | Mostly Sunny | 0 to 5 mph ENE | 2% |
| Wednesday Night | 53°F | Mostly Clear | 0 to 5 mph SSE | 1% |
| Thursday | 82°F | Sunny | 0 to 10 mph S | 0% |
| Thursday Night | 60°F | Mostly Clear | 5 to 10 mph S | 4% |
| Friday | 86°F | Sunny | 5 to 15 mph SSW | 4% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 15 mph S | 18% |
| Saturday | 90°F | Sunny | 5 to 15 mph S | 9% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph SE | 23% |
| Sunday | 88°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph SE | 23% |
| Sunday Night | 67°F | Partly Cloudy then Chance Showers And Thunderstorms | 10 to 15 mph SE | 25% |
| Monday | 87°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 to 15 mph E | 25% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 10 to 15 mph ENE | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Linn Grove, IA
Last spring frost
Apr 30
First fall frost
Oct 5
Growing season
159 days
Hardiness zone
5a
Explore more for Linn Grove, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Sioux Rapids 4 E, Ia (9.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.