Fontanelle, IA Weather & Growing Conditions
Today
81°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 81, with temperatures falling to around 78 in the afternoon. West wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Chance Showers And Thunderstorms | 5 to 8 mph W | 33% |
| Tonight | 62°F | Chance Showers And Thunderstorms | 6 to 9 mph N | 41% |
| Sunday | 66°F | Chance Showers And Thunderstorms | 9 to 13 mph NNE | 48% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 12 mph NE | 50% |
| Monday | 60°F | Rain Showers Likely | 12 mph NE | 57% |
| Monday Night | 52°F | Chance Rain Showers | 6 to 10 mph NE | 51% |
| Tuesday | 60°F | Partly Sunny | 9 mph ENE | 9% |
| Tuesday Night | 46°F | Partly Cloudy | 2 to 6 mph E | 6% |
| Wednesday | 64°F | Mostly Sunny | 5 mph E | 2% |
| Wednesday Night | 51°F | Partly Cloudy | 3 mph ESE | 10% |
| Thursday | 65°F | Chance Rain Showers | 5 mph SE | 25% |
| Thursday Night | 56°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph ESE | 18% |
| Friday | 67°F | Slight Chance Rain Showers | 2 to 7 mph ESE | 18% |
| Friday Night | 57°F | Mostly Cloudy | 5 mph ESE | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fontanelle, IA
Last spring frost
Apr 25
First fall frost
Oct 12
Growing season
170 days
Hardiness zone
5b
Explore more for Fontanelle, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Greenfield, Ia (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.