Harman US

Zion, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Zion, a community in Adair County, Oklahoma.

Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Northwest wind around 5 mph.

7-day forecast for Zion

WhenTempForecastWindPrecip
Overnight 48°F Mostly Cloudy 5 mph NW 1%
Wednesday 66°F Sunny 5 to 10 mph W 0%
Wednesday Night 44°F Mostly Clear 0 mph 0%
Thursday 69°F Sunny 0 to 5 mph SW 8%
Thursday Night 45°F Slight Chance Rain Showers then Partly Cloudy 5 mph N 16%
Friday 62°F Mostly Sunny 5 to 10 mph N 0%
Friday Night 41°F Partly Cloudy 0 to 5 mph N 0%
Saturday 60°F Mostly Sunny 0 to 5 mph N 0%
Saturday Night 38°F Partly Cloudy 0 mph 0%
Sunday 63°F Sunny 0 to 5 mph N 0%
Sunday Night 39°F Clear 0 mph 0%
Monday 66°F Sunny 0 to 5 mph S 0%
Monday Night 41°F Clear 0 mph 2%
Tuesday 69°F Sunny 0 to 5 mph S 1%

Forecast source: National Weather Service (api.weather.gov) for Zion (35.788, -94.642). Updated through the day.

Growing snapshot for Zion

Last spring frost
Mar 31
First fall frost
Nov 4
Growing season
217 days
Hardiness zone
7b

More local growing data for Zion: nearby ZIP 74960 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Stilwell 5 Nnw, Ok (5.9 mi from Zion). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.