Cincinnati, AR Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cincinnati, a community in Washington County, Arkansas.
Tonight
72°F
Mostly Clear
Mostly clear, with a low around 72. South wind 0 to 5 mph.
7-day forecast for Cincinnati
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Mostly Clear | 0 to 5 mph S | 0% |
| Saturday | 97°F | Sunny | 5 to 15 mph S | 1% |
| Saturday Night | 71°F | Partly Cloudy | 5 to 10 mph S | 0% |
| Sunday | 95°F | Mostly Sunny | 5 to 10 mph SW | 9% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 59% |
| Monday | 87°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 10 mph N | 59% |
| Monday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 5 mph N | 28% |
| Tuesday | 83°F | Mostly Sunny | 5 to 10 mph NE | 9% |
| Tuesday Night | 59°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 84°F | Mostly Sunny | 5 mph NE | 6% |
| Wednesday Night | 59°F | Mostly Clear | 5 mph NE | 6% |
| Thursday | 85°F | Mostly Sunny | 0 to 5 mph NE | 5% |
| Thursday Night | 61°F | Partly Cloudy | 5 mph E | 5% |
| Friday | 85°F | Mostly Sunny | 0 to 5 mph E | 5% |
Forecast source: National Weather Service (api.weather.gov) for Cincinnati (36.045, -94.527). Updated through the day.
Growing snapshot for Cincinnati
Last spring frost
Mar 31
First fall frost
Nov 4
Growing season
217 days
Hardiness zone
7a
More local growing data for Cincinnati: nearby ZIP 72769 weather · frost dates · planting calendar · Arkansas frost dates
Nearby towns & communities
Canehill
Elkins
Elm Springs
Evansville
Farmington
Fayetteville
Goshen
Greenland
Johnson
Lincoln
Morrow
Prairie Grove
Springdale
Summers
Tontitown
West Fork
Winslow
Climate data from the nearest NOAA station, Stilwell 5 Nnw, Ok (12.8 mi from Cincinnati). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.