Fairmont, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairmont, a town in Garfield County, Oklahoma.
Today
104°F
Mostly Sunny
Mostly sunny, with a high near 104. Heat index values as high as 102. South wind around 13 mph, with gusts as high as 20 mph.
7-day forecast for Fairmont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 104°F | Mostly Sunny | 13 mph S | 0% |
| Tonight | 77°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 12 mph SSE | 12% |
| Wednesday | 102°F | Slight Chance Showers And Thunderstorms | 9 to 13 mph SW | 12% |
| Wednesday Night | 74°F | Slight Chance Showers And Thunderstorms | 8 to 12 mph ESE | 12% |
| Thursday | 99°F | Mostly Sunny | 7 to 10 mph SW | 12% |
| Thursday Night | 73°F | Chance Showers And Thunderstorms | 10 mph SE | 38% |
| Friday | 98°F | Chance Showers And Thunderstorms | 9 to 13 mph SSE | 38% |
| Friday Night | 72°F | Mostly Clear | 7 to 12 mph SSE | 13% |
| Saturday | 99°F | Sunny | 7 to 13 mph S | 13% |
| Saturday Night | 75°F | Clear | 14 mph S | 2% |
| Sunday | 100°F | Sunny | 12 to 16 mph S | 1% |
| Sunday Night | 76°F | Clear | 15 mph S | 0% |
| Monday | 101°F | Sunny | 14 to 17 mph SSW | 0% |
| Monday Night | 77°F | Clear | 16 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Fairmont (36.356, -97.705). Updated through the day.
Growing snapshot for Fairmont
Last spring frost
Apr 10
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
7a
More local growing data for Fairmont: nearby ZIP 73736 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Bison
Breckenridge
Carrier
Covington
Douglas
Drummond
Enid
Garber
Hillsdale
Hunter
Kremlin
Lahoma
Marshall
North Enid
Waukomis
Climate data from the nearest NOAA station, Breckinridge 3Se Mesnt, Ok (4.7 mi from Fairmont). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.