Fenton, IA Weather & Growing Conditions
Tonight
63°F
Patchy Fog
Patchy fog and a chance of showers and thunderstorms before 4am, then patchy fog and a chance of showers and thunderstorms. Cloudy. Low around 63, with temperatures rising to around 66 overnight. Southeast wind 7 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 63°F | Patchy Fog | 7 to 10 mph SE | 54% |
| Saturday | 70°F | Patchy Fog | 7 to 12 mph N | 35% |
| Saturday Night | 56°F | Chance Rain Showers then Cloudy | 14 mph NNE | 25% |
| Sunday | 65°F | Slight Chance Rain Showers | 16 mph NE | 19% |
| Sunday Night | 52°F | Chance Rain Showers | 10 to 14 mph ENE | 39% |
| Monday | 60°F | Chance Rain Showers | 13 mph ENE | 54% |
| Monday Night | 48°F | Chance Rain Showers | 6 to 10 mph ENE | 50% |
| Tuesday | 62°F | Partly Sunny | 8 mph E | 10% |
| Tuesday Night | 45°F | Partly Cloudy | 3 to 7 mph ESE | 1% |
| Wednesday | 65°F | Mostly Sunny | 6 mph SE | 2% |
| Wednesday Night | 49°F | Partly Cloudy | 3 mph SSE | 13% |
| Thursday | 68°F | Slight Chance Rain Showers | 2 to 6 mph SSE | 20% |
| Thursday Night | 52°F | Partly Cloudy | 3 mph SSE | 7% |
| Friday | 69°F | Mostly Sunny | 2 to 7 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fenton, IA
Last spring frost
Apr 30
First fall frost
Oct 6
Growing season
160 days
Hardiness zone
5a
Explore more for Fenton, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Algona, Ia (15.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.