Avoca, IA Weather & Growing Conditions
This Afternoon
79°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy. High near 79, with temperatures falling to around 76 in the afternoon. North northwest wind around 7 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Slight Chance Showers And Thunderstorms | 7 mph NNW | 24% |
| Tonight | 59°F | Chance Showers And Thunderstorms | 9 mph N | 31% |
| Sunday | 64°F | Chance Rain Showers | 8 to 12 mph NNE | 42% |
| Sunday Night | 54°F | Rain Showers Likely | 7 to 10 mph NE | 65% |
| Monday | 58°F | Rain Showers | 10 mph NE | 78% |
| Monday Night | 50°F | Rain Showers Likely then Mostly Cloudy | 5 to 9 mph NE | 62% |
| Tuesday | 60°F | Partly Sunny | 7 mph NE | 3% |
| Tuesday Night | 45°F | Partly Cloudy | 1 to 6 mph E | 1% |
| Wednesday | 63°F | Mostly Sunny | 5 mph ESE | 1% |
| Wednesday Night | 51°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph SE | 17% |
| Thursday | 66°F | Chance Showers And Thunderstorms | 3 to 7 mph SSE | 33% |
| Thursday Night | 56°F | Chance Rain Showers | 1 to 5 mph SE | 25% |
| Friday | 68°F | Slight Chance Rain Showers | 1 to 6 mph ESE | 21% |
| Friday Night | 58°F | Chance Rain Showers | 5 mph ESE | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Avoca, IA
Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
Hardiness zone
5b
Explore more for Avoca, IA: full frost dates · planting calendar · Iowa frost dates
Climate data from the nearest NOAA station, Harlan, Ia (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.