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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

WhenTempForecastWindPrecip
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

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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.