Hayfield, MN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hayfield, a city in Dodge County, Minnesota.
Today
71°F
Mostly Cloudy then Scattered Rain Showers
Scattered rain showers after 2pm. Mostly cloudy. High near 71, with temperatures falling to around 69 in the afternoon. Northwest wind around 12 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Hayfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Mostly Cloudy then Scattered Rain Showers | 12 mph NW | 25% |
| Tonight | 55°F | Scattered Rain Showers then Mostly Cloudy | 3 to 9 mph W | 30% |
| Wednesday | 73°F | Mostly Sunny | 5 mph NW | 1% |
| Wednesday Night | 55°F | Mostly Clear | 5 mph SW | 0% |
| Thursday | 76°F | Sunny | 5 to 10 mph S | 0% |
| Thursday Night | 60°F | Mostly Clear | 10 mph S | 1% |
| Friday | 79°F | Sunny | 9 to 14 mph S | 12% |
| Friday Night | 63°F | Mostly Clear | 9 to 13 mph S | 13% |
| Saturday | 80°F | Sunny | 8 to 13 mph S | 11% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 12 to 15 mph SW | 40% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 12 mph SW | 40% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms | 9 mph E | 36% |
| Monday | 79°F | Chance Showers And Thunderstorms | 10 mph E | 36% |
| Monday Night | 64°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 mph NE | 28% |
Forecast source: National Weather Service (api.weather.gov) for Hayfield (43.890, -92.847). Updated through the day.
Growing snapshot for Hayfield
Last spring frost
May 12
First fall frost
Sep 28
Growing season
139 days
Hardiness zone
5a
More local growing data for Hayfield: nearby ZIP 55940 weather · frost dates · planting calendar · Minnesota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Byron 4North, Mn (15.7 mi from Hayfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.