Ventura, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ventura, a city in Cerro Gordo County, Iowa.
Today
73°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy. High near 73, with temperatures falling to around 71 in the afternoon. North northwest wind 7 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Ventura
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Showers And Thunderstorms Likely | 7 to 10 mph NNW | 70% |
| Tonight | 56°F | Chance Showers And Thunderstorms | 3 to 7 mph NNW | 51% |
| Wednesday | 73°F | Mostly Sunny | 1 to 5 mph N | 2% |
| Wednesday Night | 52°F | Mostly Clear | 3 mph SSE | 1% |
| Thursday | 78°F | Sunny | 5 mph S | 1% |
| Thursday Night | 59°F | Mostly Clear | 7 mph S | 3% |
| Friday | 82°F | Sunny | 6 to 12 mph S | 9% |
| Friday Night | 64°F | Slight Chance Showers And Thunderstorms | 10 mph S | 24% |
| Saturday | 85°F | Slight Chance Showers And Thunderstorms then Sunny | 6 to 12 mph S | 15% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 13 mph SW | 33% |
| Sunday | 85°F | Chance Showers And Thunderstorms then Mostly Sunny | 8 to 12 mph SE | 33% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph SE | 34% |
| Monday | 83°F | Chance Showers And Thunderstorms | 12 mph ESE | 34% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph ENE | 35% |
Forecast source: National Weather Service (api.weather.gov) for Ventura (43.129, -93.466). Updated through the day.
Growing snapshot for Ventura
Last spring frost
May 3
First fall frost
Oct 1
Growing season
150 days
Hardiness zone
5a
More local growing data for Ventura: nearby ZIP 50482 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mason City Muni Ap, Ia (8.2 mi from Ventura). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.