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Cincinnati, AR Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cincinnati, a community in Washington County, Arkansas.

This Afternoon
66°F
Sunny
Sunny. High near 66, with temperatures falling to around 61 in the afternoon. West wind around 5 mph.

7-day forecast for Cincinnati

WhenTempForecastWindPrecip
This Afternoon 66°F Sunny 5 mph W 0%
Tonight 41°F Clear 0 mph 0%
Thursday 68°F Sunny then Slight Chance Rain Showers 0 to 5 mph W 15%
Thursday Night 42°F Chance Rain Showers then Partly Cloudy 5 mph N 32%
Friday 58°F Mostly Sunny 5 to 10 mph N 0%
Friday Night 36°F Partly Cloudy 0 to 5 mph NE 0%
Saturday 57°F Partly Sunny 0 to 5 mph NE 0%
Saturday Night 34°F Partly Cloudy 0 mph 0%
Sunday 62°F Sunny 0 to 5 mph N 0%
Sunday Night 36°F Clear 0 mph 0%
Monday 66°F Sunny 0 to 5 mph SW 0%
Monday Night 40°F Mostly Clear 0 mph 2%
Tuesday 68°F Sunny 0 to 5 mph SW 2%
Tuesday Night 43°F Mostly Clear 0 mph 1%

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

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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 Nov 5, 2026.