Linn Grove, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Linn Grove, a city in Clay County, Iowa.
Overnight
39°F
Chance Rain Showers
A chance of rain showers. Cloudy. Low around 39, with temperatures rising to around 43 overnight. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Linn Grove
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 39°F | Chance Rain Showers | 15 mph NW | 36% |
| Wednesday | 47°F | Chance Rain Showers | 15 mph WNW | 46% |
| Wednesday Night | 37°F | Chance Rain Showers | 10 to 15 mph WNW | 47% |
| Thursday | 47°F | Mostly Cloudy | 10 to 15 mph NNW | 11% |
| Thursday Night | 32°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 47°F | Mostly Sunny | 0 to 5 mph NNE | 0% |
| Friday Night | 27°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 50°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Saturday Night | 33°F | Mostly Clear | 5 mph W | 0% |
| Sunday | 57°F | Sunny | 5 mph WSW | 0% |
| Sunday Night | 36°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 62°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 37°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 60°F | Mostly Sunny | 0 to 5 mph WNW | 0% |
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 4, 2026.