Mediapolis, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mediapolis, a city in Des Moines County, Iowa.
Tonight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Mediapolis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Cloudy | 10 to 15 mph SW | 6% |
| Wednesday | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 15 mph W | 19% |
| Wednesday Night | 46°F | Mostly Cloudy | 10 to 15 mph SW | 7% |
| Thursday | 55°F | Chance Rain Showers | 10 to 15 mph W | 54% |
| Thursday Night | 43°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NW | 19% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 7% |
| Friday Night | 32°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 52°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 35°F | Mostly Clear | 0 to 5 mph W | 1% |
| Sunday | 57°F | Sunny | 5 mph W | 2% |
| Sunday Night | 36°F | Clear | 5 mph W | 0% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 64°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Mediapolis (41.008, -91.164). Updated through the day.
Growing snapshot for Mediapolis
Last spring frost
Apr 8
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
5b
More local growing data for Mediapolis: nearby ZIP 52637 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Gladstone Dam 18, Il (11.3 mi from Mediapolis). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.