Dundee, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dundee, a city in Delaware County, Iowa.
Today
78°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 10am. Partly sunny, with a high near 78. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
7-day forecast for Dundee
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 49% |
| Tonight | 61°F | Showers And Thunderstorms Likely | 5 mph N | 70% |
| Wednesday | 73°F | Chance Showers And Thunderstorms | 5 mph N | 43% |
| Wednesday Night | 56°F | Slight Chance Rain Showers | 0 to 5 mph N | 22% |
| Thursday | 78°F | Sunny | 0 to 5 mph E | 8% |
| Thursday Night | 59°F | Mostly Clear | 0 mph | 1% |
| Friday | 80°F | Sunny | 0 to 10 mph S | 4% |
| Friday Night | 64°F | Mostly Clear | 5 mph S | 10% |
| Saturday | 84°F | Mostly Sunny | 5 to 10 mph S | 12% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 26% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 10 mph S | 26% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 10 mph S | 41% |
| Monday | 84°F | Chance Showers And Thunderstorms | 10 mph S | 41% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 mph E | 37% |
Forecast source: National Weather Service (api.weather.gov) for Dundee (42.579, -91.546). Updated through the day.
Growing snapshot for Dundee
Last spring frost
May 3
First fall frost
Oct 4
Growing season
154 days
Hardiness zone
5a
More local growing data for Dundee: nearby ZIP 52038 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Manchester #2, Ia (9.6 mi from Dundee). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.