Alta Vista, IA Weather & Growing Conditions
This Afternoon
48°F
Chance Rain Showers
A chance of rain showers. Cloudy. High near 48, with temperatures falling to around 46 in the afternoon. West wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 48°F | Chance Rain Showers | 15 mph W | 31% |
| Tonight | 43°F | Rain Showers | 15 mph W | 87% |
| Thursday | 49°F | Chance Rain Showers then Cloudy | 14 to 17 mph NW | 40% |
| Thursday Night | 34°F | Slight Chance Rain Showers then Mostly Cloudy | 9 to 15 mph N | 15% |
| Friday | 45°F | Mostly Sunny | 8 to 13 mph N | 0% |
| Friday Night | 26°F | Mostly Clear | 7 mph N | 0% |
| Saturday | 50°F | Mostly Sunny | 6 to 12 mph W | 0% |
| Saturday Night | 33°F | Mostly Clear | 6 mph W | 0% |
| Sunday | 56°F | Sunny | 6 mph W | 1% |
| Sunday Night | 35°F | Mostly Clear | 6 mph SW | 0% |
| Monday | 62°F | Sunny | 6 to 12 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 7 mph W | 0% |
| Tuesday | 58°F | Sunny | 5 mph NW | 1% |
| Tuesday Night | 38°F | Partly Cloudy | 3 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alta Vista, IA
Last spring frost
May 2
First fall frost
Oct 5
Growing season
155 days
Hardiness zone
5a
Explore more for Alta Vista, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, New Hampton, Ia (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.