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Westport, OK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Westport, a town in Osage County, Oklahoma.

This Afternoon
97°F
Sunny
Sunny, with a high near 97. Heat index values as high as 100. South wind around 10 mph, with gusts as high as 20 mph.

7-day forecast for Westport

WhenTempForecastWindPrecip
This Afternoon 97°F Sunny 10 mph S 0%
Tonight 74°F Partly Cloudy then Slight Chance Showers And Thunderstorms 5 mph S 24%
Sunday 88°F Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 5 mph S 65%
Sunday Night 67°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 0 to 5 mph NE 64%
Monday 81°F Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 5 mph N 49%
Monday Night 62°F Partly Cloudy 5 mph NE 8%
Tuesday 77°F Partly Sunny 5 mph NE 8%
Tuesday Night 58°F Partly Cloudy 5 mph NE 3%
Wednesday 78°F Mostly Sunny 5 mph NE 4%
Wednesday Night 60°F Partly Cloudy 0 mph 4%
Thursday 81°F Mostly Sunny 0 mph 13%
Thursday Night 63°F Mostly Cloudy 0 mph 10%
Friday 82°F Slight Chance Rain Showers 0 to 5 mph SE 17%
Friday Night 64°F Mostly Cloudy 0 mph 13%

Forecast source: National Weather Service (api.weather.gov) for Westport (36.193, -96.337). Updated through the day.

Growing snapshot for Westport

Last spring frost
Apr 6
First fall frost
Oct 29
Growing season
207 days
Hardiness zone
7b

More local growing data for Westport: nearby ZIP 74054 weather · frost dates · planting calendar · Oklahoma frost dates

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Climate data from the nearest NOAA station, Mannford 6 Nw, Ok (9.7 mi from Westport). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.