Linn Grove, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Linn Grove, a city in Clay County, Iowa.
This Afternoon
46°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 46, with temperatures falling to around 43 in the afternoon. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Linn Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 46°F | Rain Showers Likely | 15 mph W | 61% |
| Tonight | 37°F | Rain Showers | 10 to 15 mph NW | 87% |
| Thursday | 47°F | Cloudy | 10 to 15 mph NNW | 8% |
| Thursday Night | 30°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 45°F | Mostly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 26°F | Partly Cloudy | 0 to 5 mph SSE | 0% |
| Saturday | 52°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Saturday Night | 32°F | Mostly Clear | 5 mph WSW | 0% |
| Sunday | 59°F | Sunny | 0 to 5 mph WSW | 0% |
| Sunday Night | 36°F | Clear | 5 mph SSW | 0% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 36°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 60°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Tuesday Night | 37°F | Partly Cloudy | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov) for Linn Grove (42.894, -95.244). Updated through the day.
Growing snapshot for Linn Grove
Last spring frost
Apr 30
First fall frost
Oct 5
Growing season
159 days
Hardiness zone
5a
More local growing data for Linn Grove: nearby ZIP 51033 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sioux Rapids 4 E, Ia (9.6 mi from Linn Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.