Alta Vista, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alta Vista, a city in Chickasaw County, Iowa.
Today
70°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 70, with temperatures falling to around 67 in the afternoon. South wind 5 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Alta Vista
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Showers And Thunderstorms | 5 to 9 mph S | 93% |
| Tonight | 56°F | Chance Showers And Thunderstorms | 9 to 14 mph N | 36% |
| Sunday | 65°F | Slight Chance Rain Showers then Mostly Cloudy | 16 mph NE | 16% |
| Sunday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 12 to 15 mph NE | 25% |
| Monday | 61°F | Chance Rain Showers | 10 to 15 mph NE | 26% |
| Monday Night | 45°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph NE | 21% |
| Tuesday | 60°F | Mostly Sunny | 10 mph NE | 10% |
| Tuesday Night | 42°F | Partly Cloudy | 6 mph E | 2% |
| Wednesday | 64°F | Sunny | 7 mph E | 1% |
| Wednesday Night | 47°F | Mostly Clear | 5 mph E | 4% |
| Thursday | 65°F | Slight Chance Rain Showers | 5 mph E | 15% |
| Thursday Night | 50°F | Partly Cloudy | 3 mph E | 4% |
| Friday | 68°F | Mostly Sunny | 6 mph SE | 4% |
| Friday Night | 51°F | Partly Cloudy | 5 mph SE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Alta Vista (43.197, -92.417). Updated through the day.
Growing snapshot for Alta Vista
Last spring frost
May 2
First fall frost
Oct 5
Growing season
155 days
Hardiness zone
5a
More local growing data for Alta Vista: nearby ZIP 50603 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, New Hampton, Ia (12.4 mi from Alta Vista). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.