Carroll, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Carroll, a city in Carroll County, Iowa.
Today
77°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. High near 77, with temperatures falling to around 73 in the afternoon. North northwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Carroll
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Chance Showers And Thunderstorms | 5 to 10 mph NNW | 55% |
| Tonight | 59°F | Showers And Thunderstorms Likely | 2 to 8 mph NNE | 69% |
| Wednesday | 73°F | Chance Showers And Thunderstorms | 6 mph ENE | 35% |
| Wednesday Night | 54°F | Mostly Clear | 0 to 3 mph SE | 3% |
| Thursday | 81°F | Sunny | 0 to 5 mph SSE | 1% |
| Thursday Night | 61°F | Mostly Clear | 5 mph SSE | 3% |
| Friday | 86°F | Sunny | 2 to 8 mph S | 5% |
| Friday Night | 66°F | Mostly Clear | 7 mph S | 8% |
| Saturday | 90°F | Sunny | 3 to 12 mph S | 6% |
| Saturday Night | 70°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 12 mph S | 15% |
| Sunday | 90°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 10 mph S | 15% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 10 mph SSE | 29% |
| Monday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 12 mph SSE | 29% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms | 13 mph ESE | 24% |
Forecast source: National Weather Service (api.weather.gov) for Carroll (42.070, -94.864). Updated through the day.
Growing snapshot for Carroll
Last spring frost
Apr 27
First fall frost
Oct 10
Growing season
166 days
Hardiness zone
5a
More local growing data for Carroll: nearby ZIP 51401 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Carroll, Ia (1 mi from Carroll). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.