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Marietta, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Marietta, a city in Love County, Oklahoma.

This Afternoon
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 99. South southeast wind around 10 mph.

7-day forecast for Marietta

WhenTempForecastWindPrecip
This Afternoon 99°F Sunny 10 mph SSE 0%
Tonight 73°F Mostly Clear 6 to 9 mph SSE 0%
Saturday 100°F Sunny 7 to 12 mph SSW 0%
Saturday Night 74°F Mostly Clear 8 to 12 mph S 3%
Sunday 99°F Partly Sunny then Chance Showers And Thunderstorms 10 mph S 40%
Sunday Night 68°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 3 to 8 mph SSE 59%
Monday 94°F Rain Showers Likely then Slight Chance Showers And Thunderstorms 2 to 7 mph NNE 59%
Monday Night 66°F Slight Chance Showers And Thunderstorms then Partly Cloudy 7 mph NE 17%
Tuesday 90°F Mostly Sunny 7 to 10 mph NE 12%
Tuesday Night 64°F Partly Cloudy 6 to 9 mph NE 5%
Wednesday 90°F Mostly Sunny 8 mph ENE 8%
Wednesday Night 65°F Partly Cloudy 7 mph ENE 3%
Thursday 91°F Mostly Sunny 5 to 8 mph E 11%
Thursday Night 66°F Partly Cloudy 7 mph ENE 7%

Forecast source: National Weather Service (api.weather.gov) for Marietta (33.936, -97.125). Updated through the day.

Growing snapshot for Marietta

Last spring frost
Apr 6
First fall frost
Nov 2
Growing season
211 days
Hardiness zone
8a

More local growing data for Marietta: nearby ZIP 73448 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Marietta 5Sw, Ok (6 mi from Marietta). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.