Hayfield, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hayfield, a community in Winnebago County, Iowa.
Overnight
61°F
Patchy Fog
Patchy fog and a chance of showers and thunderstorms. Cloudy. Low around 61, with temperatures rising to around 64 overnight. East wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Hayfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 61°F | Patchy Fog | 7 mph E | 46% |
| Saturday | 71°F | Patchy Fog | 6 to 9 mph NNE | 49% |
| Saturday Night | 55°F | Slight Chance Rain Showers then Cloudy | 12 mph NNE | 22% |
| Sunday | 66°F | Mostly Cloudy | 15 mph NE | 9% |
| Sunday Night | 50°F | Chance Rain Showers | 13 mph ENE | 28% |
| Monday | 61°F | Chance Rain Showers | 12 mph ENE | 35% |
| Monday Night | 45°F | Chance Rain Showers then Mostly Cloudy | 5 to 8 mph ENE | 32% |
| Tuesday | 61°F | Mostly Sunny | 5 to 8 mph E | 8% |
| Tuesday Night | 42°F | Mostly Clear | 2 to 6 mph ESE | 1% |
| Wednesday | 64°F | Sunny | 5 mph ESE | 1% |
| Wednesday Night | 47°F | Partly Cloudy then Slight Chance Rain Showers | 3 mph SE | 15% |
| Thursday | 66°F | Slight Chance Rain Showers then Partly Sunny | 5 mph SE | 15% |
| Thursday Night | 50°F | Mostly Cloudy | 3 mph SE | 4% |
| Friday | 68°F | Partly Sunny | 2 to 6 mph SE | 6% |
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 Sep 19, 2026.