Montpelier, IA Weather & Growing Conditions
Today
53°F
Chance Rain Showers then Cloudy
A chance of rain showers before noon. Cloudy, with a high near 53. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 53°F | Chance Rain Showers then Cloudy | 10 to 15 mph SW | 25% |
| Tonight | 47°F | Mostly Cloudy | 10 mph SW | 14% |
| Thursday | 55°F | Rain Showers Likely | 5 to 10 mph W | 59% |
| Thursday Night | 43°F | Slight Chance Rain Showers then Mostly Cloudy | 5 mph N | 15% |
| Friday | 50°F | Partly Sunny | 5 to 10 mph N | 6% |
| Friday Night | 33°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 52°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 36°F | Mostly Clear | 0 mph | 2% |
| Sunday | 57°F | Sunny | 0 to 5 mph W | 1% |
| Sunday Night | 37°F | Clear | 0 to 5 mph W | 1% |
| Monday | 63°F | Sunny | 0 to 10 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 0 to 5 mph W | 0% |
| Tuesday | 64°F | Sunny | 0 to 5 mph NW | 0% |
| Tuesday Night | 42°F | Partly Cloudy | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Montpelier, IA
Last spring frost
Apr 18
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
5b
Explore more for Montpelier, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Illinois City Dam 16, Il (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.