Arnett, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arnett, a town in Ellis County, Oklahoma.
This Afternoon
59°F
Partly Sunny
Partly sunny. High near 59, with temperatures falling to around 55 in the afternoon. North northwest wind 15 to 22 mph, with gusts as high as 33 mph.
7-day forecast for Arnett
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 59°F | Partly Sunny | 15 to 22 mph NNW | 0% |
| Tonight | 40°F | Mostly Clear | 6 to 12 mph NW | 0% |
| Wednesday | 66°F | Sunny | 7 mph WSW | 0% |
| Wednesday Night | 46°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 9 mph SSE | 20% |
| Thursday | 57°F | Chance Rain Showers | 8 to 15 mph NNE | 53% |
| Thursday Night | 37°F | Mostly Clear | 6 mph NNW | 0% |
| Friday | 61°F | Sunny | 5 mph N | 0% |
| Friday Night | 39°F | Partly Cloudy | 3 mph SSE | 2% |
| Saturday | 63°F | Mostly Sunny | 1 to 5 mph WNW | 2% |
| Saturday Night | 40°F | Mostly Clear | 0 to 6 mph WSW | 1% |
| Sunday | 66°F | Sunny | 2 to 6 mph WSW | 1% |
| Sunday Night | 42°F | Clear | 1 to 8 mph SSW | 0% |
| Monday | 70°F | Sunny | 10 mph SSW | 0% |
| Monday Night | 45°F | Mostly Clear | 9 mph SW | 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 Nov 3, 2026.