Greenville, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greenville, a city in Clay County, Iowa.
Overnight
40°F
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 40. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Greenville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 40°F | Rain Showers Likely | 15 mph NW | 63% |
| Wednesday | 46°F | Chance Rain Showers | 15 to 20 mph WNW | 50% |
| Wednesday Night | 38°F | Chance Rain Showers | 10 to 15 mph WNW | 48% |
| Thursday | 46°F | Mostly Cloudy | 10 to 15 mph NNW | 11% |
| Thursday Night | 32°F | Mostly Cloudy | 5 to 10 mph N | 1% |
| Friday | 46°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 | 56°F | Sunny | 5 mph WSW | 0% |
| Sunday Night | 36°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 61°F | Sunny | 5 to 10 mph WSW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 mph NW | 0% |
| Tuesday | 59°F | Mostly Sunny | 5 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Greenville (43.017, -95.146). Updated through the day.
Growing snapshot for Greenville
Last spring frost
Apr 30
First fall frost
Oct 5
Growing season
159 days
Hardiness zone
5a
More local growing data for Greenville: nearby ZIP 51343 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sioux Rapids 4 E, Ia (9.2 mi from Greenville). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.