Keosauqua, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Keosauqua, a city in Van Buren County, Iowa.
Overnight
49°F
Cloudy
Cloudy. Low around 49, with temperatures rising to around 51 overnight. West wind 5 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Keosauqua
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Cloudy | 5 to 10 mph W | 14% |
| Wednesday | 54°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph W | 19% |
| Wednesday Night | 44°F | Mostly Cloudy | 5 to 10 mph W | 3% |
| Thursday | 56°F | Chance Rain Showers | 5 to 10 mph W | 37% |
| Thursday Night | 41°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph NW | 18% |
| Friday | 51°F | Partly Sunny | 5 mph N | 1% |
| Friday Night | 31°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 53°F | Mostly Sunny | 0 mph | 0% |
| Saturday Night | 34°F | Mostly Clear | 0 mph | 1% |
| Sunday | 60°F | Sunny | 0 to 5 mph W | 1% |
| Sunday Night | 35°F | Clear | 0 mph | 0% |
| Monday | 65°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 40°F | Clear | 0 to 5 mph W | 0% |
| Tuesday | 65°F | Sunny | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov) for Keosauqua (40.735, -91.960). Updated through the day.
Growing snapshot for Keosauqua
Last spring frost
Apr 26
First fall frost
Oct 13
Growing season
169 days
Hardiness zone
5b
More local growing data for Keosauqua: nearby ZIP 52565 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Keosauqua, Ia (1.9 mi from Keosauqua). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.