Arnolds Park, IA Weather & Growing Conditions
Today
72°F
Showers And Thunderstorms
Scattered rain showers before 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 72. North northwest wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Showers And Thunderstorms | 5 to 15 mph NNW | 79% |
| Tonight | 54°F | Scattered Rain Showers then Mostly Cloudy | 0 to 5 mph WNW | 48% |
| Wednesday | 75°F | Mostly Sunny | 0 to 5 mph E | 1% |
| Wednesday Night | 54°F | Mostly Clear | 5 mph SSE | 0% |
| Thursday | 81°F | Sunny | 5 to 10 mph SSW | 0% |
| Thursday Night | 61°F | Mostly Clear | 10 mph S | 2% |
| Friday | 85°F | Sunny | 10 to 15 mph SSW | 8% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 18% |
| Saturday | 88°F | Sunny | 5 to 15 mph S | 11% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph ESE | 26% |
| Sunday | 86°F | Chance Showers And Thunderstorms then Mostly Sunny | 10 mph ESE | 26% |
| Sunday Night | 67°F | Partly Cloudy then Chance Showers And Thunderstorms | 10 to 15 mph E | 30% |
| Monday | 85°F | Chance Showers And Thunderstorms then Partly Sunny | 15 mph E | 30% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Arnolds Park, IA
Last spring frost
May 1
First fall frost
Oct 6
Growing season
158 days
Hardiness zone
5a
Explore more for Arnolds Park, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Milford 4 Nw, Ia (3.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.