Longtown, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Longtown, a community in Pittsburg County, Oklahoma.
Tonight
78°F
Mostly Clear
Mostly clear, with a low around 78. South wind around 5 mph.
7-day forecast for Longtown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 78°F | Mostly Clear | 5 mph S | 0% |
| Sunday | 94°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph S | 25% |
| Sunday Night | 73°F | Showers And Thunderstorms Likely | 0 to 5 mph W | 65% |
| Monday | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 49% |
| Monday Night | 69°F | Mostly Clear | 5 mph N | 7% |
| Tuesday | 82°F | Mostly Sunny | 5 to 10 mph N | 7% |
| Tuesday Night | 66°F | Partly Cloudy | 5 mph N | 3% |
| Wednesday | 83°F | Sunny | 5 mph NE | 5% |
| Wednesday Night | 67°F | Partly Cloudy | 0 mph | 2% |
| Thursday | 85°F | Mostly Sunny | 0 to 5 mph E | 5% |
| Thursday Night | 69°F | Mostly Cloudy | 0 mph | 7% |
| Friday | 86°F | Slight Chance Rain Showers | 0 mph | 16% |
| Friday Night | 71°F | Mostly Cloudy | 0 mph | 14% |
| Saturday | 88°F | Partly Sunny | 0 to 5 mph E | 6% |
Forecast source: National Weather Service (api.weather.gov) for Longtown (35.242, -95.519). Updated through the day.
Growing snapshot for Longtown
Last spring frost
Mar 31
First fall frost
Nov 3
Growing season
216 days
Hardiness zone
7b
More local growing data for Longtown: nearby ZIP 74425 weather · frost dates · planting calendar · Oklahoma frost dates
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Climate data from the nearest NOAA station, Mcalester Rgnl Ap, Ok (21.9 mi from Longtown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.