Arnett, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arnett, a town in Ellis County, Oklahoma.
Overnight
71°F
Partly Cloudy
Partly cloudy, with a low around 71. South wind around 16 mph, with gusts as high as 24 mph.
7-day forecast for Arnett
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 71°F | Partly Cloudy | 16 mph S | 0% |
| Tuesday | 101°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 12 to 16 mph S | 12% |
| Tuesday Night | 71°F | Slight Chance Showers And Thunderstorms | 13 mph S | 12% |
| Wednesday | 100°F | Slight Chance Showers And Thunderstorms | 10 to 14 mph SSW | 12% |
| Wednesday Night | 70°F | Slight Chance Showers And Thunderstorms | 9 to 14 mph SE | 12% |
| Thursday | 98°F | Mostly Sunny | 8 to 14 mph SE | 11% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 14 mph SSE | 40% |
| Friday | 99°F | Slight Chance Showers And Thunderstorms | 13 mph S | 20% |
| Friday Night | 70°F | Slight Chance Showers And Thunderstorms | 13 mph S | 18% |
| Saturday | 99°F | Sunny | 13 mph SSW | 6% |
| Saturday Night | 72°F | Clear | 15 mph S | 1% |
| Sunday | 100°F | Sunny | 16 mph SSW | 1% |
| Sunday Night | 72°F | Clear | 16 mph S | 0% |
| Monday | 99°F | Sunny | 15 to 18 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Arnett (36.134, -99.773). Updated through the day.
Growing snapshot for Arnett
Last spring frost
Apr 15
First fall frost
Oct 27
Growing season
194 days
Hardiness zone
7a
More local growing data for Arnett: nearby ZIP 73832 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Arnett 3Ne, Ok (8.2 mi from Arnett). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.