Lamar, OK Weather & Growing Conditions
Tonight
73°F
Mostly Clear
Mostly clear, with a low around 73. South wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Mostly Clear | 3 mph S | 0% |
| Saturday | 99°F | Sunny | 5 to 9 mph SSW | 0% |
| Saturday Night | 74°F | Partly Cloudy | 7 mph S | 7% |
| Sunday | 97°F | Slight Chance Showers And Thunderstorms | 8 mph SSW | 42% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph WSW | 64% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms | 0 to 6 mph NNE | 61% |
| Monday Night | 65°F | Partly Cloudy | 5 mph NNE | 10% |
| Tuesday | 85°F | Mostly Sunny | 5 to 8 mph NNE | 13% |
| Tuesday Night | 62°F | Partly Cloudy | 2 to 7 mph NNE | 4% |
| Wednesday | 86°F | Mostly Sunny | 6 mph NE | 10% |
| Wednesday Night | 63°F | Partly Cloudy | 1 to 5 mph NE | 7% |
| Thursday | 87°F | Mostly Sunny | 1 to 5 mph ENE | 7% |
| Thursday Night | 64°F | Partly Cloudy | 1 to 5 mph ENE | 7% |
| Friday | 88°F | Partly Sunny | 1 to 5 mph ESE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lamar, OK
Last spring frost
Mar 29
First fall frost
Nov 5
Growing season
221 days
Hardiness zone
7b
Explore more for Lamar, OK: full frost dates · planting calendar · Oklahoma frost dates
Climate data from the nearest NOAA station, Holdenville 3Ese Mesonet, Ok (14.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.