Montrose, IA Weather & Growing Conditions
Tonight
50°F
Chance Rain Showers
A chance of rain showers before 4am. Mostly cloudy. Low around 50, with temperatures rising to around 53 overnight. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Chance Rain Showers | 10 to 15 mph SW | 41% |
| Wednesday | 56°F | Slight Chance Rain Showers | 15 mph SW | 15% |
| Wednesday Night | 45°F | Mostly Cloudy | 10 mph SW | 4% |
| Thursday | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 10 mph W | 18% |
| Thursday Night | 44°F | Chance Rain Showers | 5 mph NW | 28% |
| Friday | 54°F | Mostly Cloudy | 5 to 10 mph N | 9% |
| Friday Night | 37°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 55°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 38°F | Mostly Clear | 0 to 5 mph W | 3% |
| Sunday | 60°F | Sunny | 5 mph W | 9% |
| Sunday Night | 39°F | Mostly Clear | 0 to 5 mph W | 3% |
| Monday | 65°F | Sunny | 5 to 10 mph SW | 1% |
| Monday Night | 43°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 65°F | Sunny | 5 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Montrose, IA
Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
187 days
Hardiness zone
6a
Explore more for Montrose, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Donnellson, Ia (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.