Armstrong, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Armstrong, a town in Bryan County, Oklahoma.
This Afternoon
102°F
Sunny
Sunny, with a high near 102. Heat index values as high as 104. South southeast wind around 7 mph.
7-day forecast for Armstrong
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 102°F | Sunny | 7 mph SSE | 0% |
| Tonight | 74°F | Mostly Clear | 3 to 7 mph SSE | 0% |
| Saturday | 102°F | Sunny | 3 to 9 mph SSW | 0% |
| Saturday Night | 74°F | Mostly Clear | 5 to 9 mph S | 2% |
| Sunday | 101°F | Mostly Sunny | 8 mph S | 11% |
| Sunday Night | 71°F | Showers And Thunderstorms Likely | 1 to 6 mph S | 55% |
| Monday | 97°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 1 to 5 mph WNW | 55% |
| Monday Night | 68°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 6 mph NNE | 20% |
| Tuesday | 93°F | Mostly Sunny | 6 to 9 mph NNE | 10% |
| Tuesday Night | 66°F | Partly Cloudy | 3 to 9 mph NE | 3% |
| Wednesday | 94°F | Mostly Sunny | 3 to 7 mph NE | 7% |
| Wednesday Night | 65°F | Partly Cloudy | 2 to 6 mph ENE | 2% |
| Thursday | 94°F | Mostly Sunny | 5 mph E | 7% |
| Thursday Night | 66°F | Partly Cloudy | 2 to 6 mph ENE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Armstrong (34.053, -96.345). Updated through the day.
Growing snapshot for Armstrong
Last spring frost
Mar 31
First fall frost
Nov 5
Growing season
221 days
Hardiness zone
8a
More local growing data for Armstrong: nearby ZIP 74701 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
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Durant
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Kenefic
Little City
McBride
Mead
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Sand Point
Silo
Utica
Climate data from the nearest NOAA station, Durant, Ok (0.9 mi from Armstrong). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.