Avoca, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Avoca, a city in Pottawattamie County, Iowa.
Tonight
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy. Low around 69, with temperatures rising to around 72 overnight. South southwest wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Avoca
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 69°F | Chance Showers And Thunderstorms | 5 to 9 mph SSW | 53% |
| Saturday | 79°F | Chance Showers And Thunderstorms | 7 mph W | 39% |
| Saturday Night | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 to 9 mph N | 44% |
| Sunday | 64°F | Chance Rain Showers | 8 to 12 mph NNE | 36% |
| Sunday Night | 55°F | Chance Rain Showers | 7 to 10 mph NE | 37% |
| Monday | 59°F | Rain Showers Likely | 10 mph NE | 57% |
| Monday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 3 to 9 mph NE | 51% |
| Tuesday | 60°F | Partly Sunny | 7 mph ENE | 3% |
| Tuesday Night | 45°F | Partly Cloudy | 1 to 6 mph E | 1% |
| Wednesday | 64°F | Mostly Sunny | 5 mph ESE | 1% |
| Wednesday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph ESE | 19% |
| Thursday | 65°F | Chance Rain Showers | 2 to 6 mph SE | 28% |
| Thursday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 22% |
| Friday | 66°F | Slight Chance Rain Showers | 2 to 7 mph SE | 22% |
Forecast source: National Weather Service (api.weather.gov) for Avoca (41.483, -95.337). Updated through the day.
Growing snapshot for Avoca
Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
Hardiness zone
5b
More local growing data for Avoca: nearby ZIP 51521 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Bentley
Carson
Carter Lake
Council Bluffs
Crescent
Hancock
Macedonia
McClelland
Minden
Neola
Oakland
Treynor
Underwood
Walnut
Weston
Climate data from the nearest NOAA station, Harlan, Ia (11.1 mi from Avoca). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.