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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.