Cotter, AR Weather & Growing Conditions
Tonight
72°F
Clear
Clear, with a low around 72. Heat index values as high as 99. South southwest wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Clear | 0 to 5 mph SSW | 0% |
| Saturday | 100°F | Sunny | 0 to 5 mph SW | 0% |
| Saturday Night | 71°F | Mostly Clear | 0 to 5 mph SSW | 0% |
| Sunday | 99°F | Mostly Sunny | 0 to 5 mph SW | 1% |
| Sunday Night | 70°F | Mostly Cloudy | 0 to 5 mph NNW | 11% |
| Monday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph NNW | 51% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 51% |
| Tuesday | 84°F | Slight Chance Rain Showers then Partly Sunny | 5 mph N | 23% |
| Tuesday Night | 59°F | Partly Cloudy | 0 to 5 mph NNE | 5% |
| Wednesday | 83°F | Sunny | 0 to 5 mph NNE | 3% |
| Wednesday Night | 58°F | Mostly Clear | 0 mph | 2% |
| Thursday | 83°F | Sunny | 0 to 5 mph NE | 2% |
| Thursday Night | 59°F | Partly Cloudy | 0 mph | 3% |
| Friday | 84°F | Mostly Sunny | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cotter, AR
Last spring frost
Apr 2
First fall frost
Nov 1
Growing season
212 days
Hardiness zone
7a
Explore more for Cotter, AR: full frost dates · planting calendar · Arkansas frost dates
Climate data from the nearest NOAA station, Mountain Home Baxter Ap, Ar (10.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.