Mount Ayr, IA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Ayr, a city in Ringgold County, Iowa.
Overnight
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. South southwest wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Mount Ayr
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Chance Showers And Thunderstorms | 9 mph SSW | 31% |
| Saturday | 82°F | Chance Showers And Thunderstorms | 9 mph SW | 35% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 8 mph N | 61% |
| Sunday | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 8 to 12 mph NNE | 56% |
| Sunday Night | 58°F | Showers And Thunderstorms Likely | 12 mph NE | 56% |
| Monday | 60°F | Rain Showers Likely | 10 mph NE | 55% |
| Monday Night | 53°F | Chance Showers And Thunderstorms | 9 mph NE | 52% |
| Tuesday | 59°F | Mostly Cloudy | 9 mph NE | 9% |
| Tuesday Night | 48°F | Partly Cloudy | 3 to 7 mph NE | 4% |
| Wednesday | 62°F | Mostly Sunny | 5 mph ENE | 2% |
| Wednesday Night | 51°F | Partly Cloudy | 3 mph E | 5% |
| Thursday | 64°F | Slight Chance Rain Showers | 3 mph ESE | 17% |
| Thursday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph E | 16% |
| Friday | 66°F | Slight Chance Rain Showers | 5 mph ESE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Mount Ayr (40.714, -94.237). Updated through the day.
Growing snapshot for Mount Ayr
Last spring frost
Apr 25
First fall frost
Oct 12
Growing season
169 days
Hardiness zone
5b
More local growing data for Mount Ayr: nearby ZIP 50854 weather · frost dates · planting calendar · Iowa frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mt Ayr, Ia (2.4 mi from Mount Ayr). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.