Harman US

Martha, OK Weather & Growing Conditions

This Afternoon
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 99. South wind around 13 mph, with gusts as high as 20 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 98°F Sunny 13 mph S 0%
Tonight 73°F Mostly Clear 13 mph SSE 1%
Saturday 100°F Sunny 9 to 14 mph SSW 3%
Saturday Night 73°F Slight Chance Showers And Thunderstorms 9 to 14 mph SSE 22%
Sunday 99°F Slight Chance Showers And Thunderstorms 10 mph SSW 45%
Sunday Night 65°F Chance Showers And Thunderstorms 6 to 9 mph ENE 46%
Monday 90°F Slight Chance Rain Showers then Mostly Sunny 12 mph NE 18%
Monday Night 63°F Slight Chance Showers And Thunderstorms 10 mph NE 24%
Tuesday 85°F Slight Chance Rain Showers 12 mph ENE 24%
Tuesday Night 61°F Partly Cloudy 10 mph E 13%
Wednesday 86°F Chance Rain Showers 8 mph E 26%
Wednesday Night 63°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 7 mph E 24%
Thursday 87°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 6 mph ESE 28%
Thursday Night 64°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 7 mph E 19%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Martha, OK

Last spring frost
Apr 10
First fall frost
Oct 29
Growing season
201 days
Hardiness zone
7b

Explore more for Martha, OK: full frost dates · planting calendar · Oklahoma frost dates

Climate data from the nearest NOAA station, Mangum 5Se Mesonet, Ok (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.