Montrose, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montrose, a city in Lee County, Iowa.
Today
89°F
Sunny
Sunny. High near 89, with temperatures falling to around 87 in the afternoon. South wind 5 to 10 mph.
7-day forecast for Montrose
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Sunny | 5 to 10 mph S | 3% |
| Tonight | 69°F | Slight Chance Showers And Thunderstorms | 5 mph E | 23% |
| Wednesday | 83°F | Chance Showers And Thunderstorms | 5 mph S | 69% |
| Wednesday Night | 65°F | Showers And Thunderstorms | 5 mph NE | 80% |
| Thursday | 82°F | Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph NE | 77% |
| Thursday Night | 65°F | Mostly Clear | 0 to 5 mph E | 10% |
| Friday | 85°F | Mostly Sunny | 0 to 5 mph S | 7% |
| Friday Night | 67°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 21% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms then Sunny | 5 mph S | 21% |
| Saturday Night | 72°F | Mostly Clear | 5 mph S | 7% |
| Sunday | 91°F | Sunny | 10 mph SW | 7% |
| Sunday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 17% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SW | 17% |
| Monday Night | 73°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 26% |
Forecast source: National Weather Service (api.weather.gov) for Montrose (40.525, -91.418). Updated through the day.
Growing snapshot for Montrose
Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
187 days
Hardiness zone
6a
More local growing data for Montrose: nearby ZIP 52639 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Argyle
Denmark
Donnellson
Farmington
Fort Madison
Franklin
Hillsboro
Houghton
Keokuk
Mooar
Oak Hills
Sandusky
St. Paul
West Point
Wever
Climate data from the nearest NOAA station, Donnellson, Ia (9 mi from Montrose). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.