Hayfield, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hayfield, a community in Winnebago County, Iowa.
Tonight
42°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 42, with temperatures rising to around 47 overnight. Northwest wind around 12 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Hayfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 42°F | Showers And Thunderstorms | 12 mph NW | 95% |
| Wednesday | 49°F | Rain Showers | 12 to 17 mph W | 90% |
| Wednesday Night | 39°F | Rain Showers | 14 mph WNW | 91% |
| Thursday | 49°F | Rain Showers Likely | 15 mph NNW | 61% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 12 mph N | 14% |
| Friday | 47°F | Partly Sunny | 2 to 6 mph N | 0% |
| Friday Night | 29°F | Partly Cloudy | 1 mph NNW | 1% |
| Saturday | 53°F | Mostly Sunny | 0 to 7 mph SW | 2% |
| Saturday Night | 33°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 57°F | Sunny | 5 to 8 mph W | 6% |
| Sunday Night | 35°F | Mostly Clear | 7 mph SW | 1% |
| Monday | 61°F | Sunny | 7 to 13 mph WSW | 0% |
| Monday Night | 37°F | Mostly Clear | 6 mph WNW | 1% |
| Tuesday | 58°F | Mostly Sunny | 7 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Hayfield (43.179, -93.695). Updated through the day.
Growing snapshot for Hayfield
Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
159 days
Hardiness zone
5a
More local growing data for Hayfield: nearby ZIP 50436 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Forest City 2 Nne, Ia (3.3 mi from Hayfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.