Lamont, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lamont, a town in Grant County, Oklahoma.
Today
103°F
Mostly Sunny
Mostly sunny, with a high near 103. Heat index values as high as 103. South southeast wind around 10 mph.
7-day forecast for Lamont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 103°F | Mostly Sunny | 10 mph SSE | 1% |
| Tonight | 76°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 10 mph SSE | 12% |
| Wednesday | 101°F | Slight Chance Showers And Thunderstorms | 9 mph SW | 19% |
| Wednesday Night | 73°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph E | 20% |
| Thursday | 98°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph W | 19% |
| Thursday Night | 72°F | Chance Showers And Thunderstorms | 7 mph ESE | 51% |
| Friday | 97°F | Chance Showers And Thunderstorms | 7 to 10 mph SSE | 51% |
| Friday Night | 72°F | Mostly Clear | 5 to 9 mph SSE | 10% |
| Saturday | 99°F | Sunny | 5 to 10 mph S | 10% |
| Saturday Night | 74°F | Clear | 10 mph S | 2% |
| Sunday | 100°F | Sunny | 8 to 14 mph S | 1% |
| Sunday Night | 75°F | Clear | 13 mph S | 0% |
| Monday | 100°F | Sunny | 10 to 16 mph S | 0% |
| Monday Night | 75°F | Mostly Clear | 14 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lamont (36.691, -97.558). Updated through the day.
Growing snapshot for Lamont
Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
183 days
Hardiness zone
7a
More local growing data for Lamont: nearby ZIP 74643 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jefferson 3Se, Ok (9.8 mi from Lamont). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.