Hayfield, MN Weather & Growing Conditions
Overnight
56°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy, with a low around 56. East wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Chance Showers And Thunderstorms | 8 mph E | 37% |
| Saturday | 61°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 54% |
| Saturday Night | 54°F | Slight Chance Rain Showers then Cloudy | 13 mph NE | 20% |
| Sunday | 66°F | Mostly Cloudy | 15 mph NE | 6% |
| Sunday Night | 48°F | Mostly Cloudy | 13 mph NE | 6% |
| Monday | 60°F | Slight Chance Rain Showers | 12 mph E | 20% |
| Monday Night | 43°F | Mostly Cloudy | 6 to 10 mph E | 12% |
| Tuesday | 60°F | Mostly Sunny | 6 to 9 mph E | 5% |
| Tuesday Night | 41°F | Mostly Clear | 3 to 7 mph E | 1% |
| Wednesday | 63°F | Sunny | 3 to 7 mph SE | 1% |
| Wednesday Night | 46°F | Mostly Clear | 6 mph SE | 8% |
| Thursday | 65°F | Mostly Sunny | 6 mph SE | 9% |
| Thursday Night | 49°F | Partly Cloudy | 5 mph SE | 5% |
| Friday | 68°F | Mostly Sunny | 3 to 7 mph SE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hayfield, MN
Last spring frost
May 12
First fall frost
Sep 28
Growing season
139 days
Hardiness zone
5a
Explore more for Hayfield, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Byron 4North, Mn (15.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.