Johnson, OK Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Johnson, a town in Pottawatomie County, Oklahoma.
Tonight
74°F
Mostly Clear
Mostly clear, with a low around 74. South wind around 8 mph.
7-day forecast for Johnson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Mostly Clear | 8 mph S | 0% |
| Saturday | 99°F | Sunny | 8 to 13 mph SSW | 1% |
| Saturday Night | 75°F | Partly Cloudy then Slight Chance Rain Showers | 12 mph S | 15% |
| Sunday | 95°F | Chance Showers And Thunderstorms | 10 mph S | 65% |
| Sunday Night | 67°F | Showers And Thunderstorms | 3 to 8 mph ESE | 75% |
| Monday | 86°F | Slight Chance Showers And Thunderstorms | 5 to 9 mph NNE | 54% |
| Monday Night | 63°F | Partly Cloudy | 8 mph NNE | 11% |
| Tuesday | 83°F | Mostly Sunny | 9 mph NNE | 13% |
| Tuesday Night | 60°F | Partly Cloudy | 8 mph NE | 4% |
| Wednesday | 84°F | Mostly Sunny | 7 mph ENE | 11% |
| Wednesday Night | 62°F | Partly Cloudy | 6 mph ENE | 7% |
| Thursday | 85°F | Mostly Sunny | 6 mph ENE | 13% |
| Thursday Night | 64°F | Partly Cloudy | 6 mph ENE | 9% |
| Friday | 86°F | Partly Sunny | 3 to 7 mph SE | 13% |
Forecast source: National Weather Service (api.weather.gov) for Johnson (35.414, -96.849). Updated through the day.
Growing snapshot for Johnson
Last spring frost
Mar 30
First fall frost
Nov 5
Growing season
221 days
Hardiness zone
7b
More local growing data for Johnson: nearby ZIP 74804 weather · frost dates · planting calendar · Oklahoma frost dates
Nearby towns & communities
Asher
Bethel Acres
Brooksville
Dale
Macomb
Maud
McLoud
Pink
Shawnee
St. Louis
Tecumseh
Tribbey
Wanette
Climate data from the nearest NOAA station, Shawnee 3Nnw Mesonet, Ok (2.4 mi from Johnson). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.