Shell Rock, IA Weather & Growing Conditions
This Afternoon
70°F
Mostly Cloudy
Mostly cloudy. High near 70, with temperatures falling to around 67 in the afternoon. Southeast wind around 14 mph, with gusts as high as 24 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Mostly Cloudy | 14 mph SE | 13% |
| Tonight | 64°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 9 to 13 mph SE | 77% |
| Saturday | 76°F | Chance Showers And Thunderstorms | 9 mph SW | 49% |
| Saturday Night | 59°F | Chance Showers And Thunderstorms | 12 mph NNE | 40% |
| Sunday | 66°F | Chance Rain Showers | 13 to 17 mph NE | 38% |
| Sunday Night | 53°F | Slight Chance Rain Showers | 12 to 15 mph ENE | 24% |
| Monday | 61°F | Chance Rain Showers | 15 mph ENE | 53% |
| Monday Night | 48°F | Chance Rain Showers | 8 to 14 mph NE | 53% |
| Tuesday | 60°F | Chance Rain Showers then Partly Sunny | 10 mph ENE | 26% |
| Tuesday Night | 45°F | Partly Cloudy | 3 to 7 mph ENE | 3% |
| Wednesday | 65°F | Mostly Sunny | 6 mph ENE | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 3 mph ESE | 5% |
| Thursday | 67°F | Partly Sunny | 1 to 5 mph SE | 12% |
| Thursday Night | 52°F | Mostly Cloudy | 2 mph ESE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Shell Rock, IA
Last spring frost
Apr 27
First fall frost
Oct 8
Growing season
165 days
Hardiness zone
5a
Explore more for Shell Rock, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Allison, Ia (10.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.