Mount Auburn, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Auburn, a city in Benton County, Iowa.
This Afternoon
69°F
Showers And Thunderstorms
Rain showers likely before 3pm, then showers and thunderstorms. Mostly cloudy. High near 69, with temperatures falling to around 65 in the afternoon. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
7-day forecast for Mount Auburn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Showers And Thunderstorms | 10 to 15 mph SE | 90% |
| Tonight | 49°F | Showers And Thunderstorms Likely | 10 mph S | 68% |
| Wednesday | 54°F | Chance Rain Showers | 10 to 15 mph SW | 40% |
| Wednesday Night | 43°F | Chance Rain Showers | 10 to 15 mph SW | 42% |
| Thursday | 53°F | Rain Showers Likely | 10 to 15 mph NW | 67% |
| Thursday Night | 39°F | Slight Chance Rain Showers then Mostly Cloudy | 10 mph N | 16% |
| Friday | 51°F | Partly Sunny | 5 to 10 mph N | 2% |
| Friday Night | 32°F | Partly Cloudy | 0 to 5 mph NW | 1% |
| Saturday | 54°F | Mostly Sunny | 0 to 5 mph W | 2% |
| Saturday Night | 35°F | Mostly Clear | 5 mph W | 4% |
| Sunday | 59°F | Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 36°F | Mostly Clear | 5 mph SW | 1% |
| Monday | 63°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Mount Auburn (42.257, -92.094). Updated through the day.
Growing snapshot for Mount Auburn
Last spring frost
May 3
First fall frost
Oct 3
Growing season
151 days
Hardiness zone
5a
More local growing data for Mount Auburn: nearby ZIP 52313 weather · frost dates · planting calendar · Iowa frost dates
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Climate data from the nearest NOAA station, Vinton, Ia (7.5 mi from Mount Auburn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.