Greenfield, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greenfield, a town in Blaine County, Oklahoma.
Today
103°F
Sunny
Sunny, with a high near 103. Heat index values as high as 101. South wind around 13 mph, with gusts as high as 20 mph.
7-day forecast for Greenfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 103°F | Sunny | 13 mph S | 1% |
| Tonight | 77°F | Mostly Clear | 7 to 12 mph S | 4% |
| Wednesday | 102°F | Mostly Sunny | 10 to 14 mph SSW | 5% |
| Wednesday Night | 76°F | Mostly Clear | 8 to 13 mph SSE | 7% |
| Thursday | 100°F | Mostly Sunny | 7 to 13 mph SSW | 10% |
| Thursday Night | 75°F | Partly Cloudy then Chance Showers And Thunderstorms | 8 to 13 mph SSE | 25% |
| Friday | 99°F | Chance Showers And Thunderstorms | 8 to 13 mph S | 25% |
| Friday Night | 74°F | Mostly Clear | 8 to 13 mph S | 14% |
| Saturday | 99°F | Sunny | 8 to 12 mph S | 13% |
| Saturday Night | 75°F | Clear | 13 mph S | 1% |
| Sunday | 100°F | Sunny | 12 to 15 mph SSW | 0% |
| Sunday Night | 76°F | Clear | 14 mph S | 0% |
| Monday | 100°F | Sunny | 16 mph SSW | 0% |
| Monday Night | 77°F | Clear | 16 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Greenfield (35.729, -98.377). Updated through the day.
Growing snapshot for Greenfield
Last spring frost
Apr 6
First fall frost
Nov 5
Growing season
212 days
Hardiness zone
7b
More local growing data for Greenfield: nearby ZIP 73043 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Geary, Ok (8.5 mi from Greenfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.