Argonia, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Argonia, a city in Sumner County, Kansas.
Today
100°F
Mostly Sunny
Mostly sunny, with a high near 100. South southeast wind around 10 mph.
7-day forecast for Argonia
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 100°F | Mostly Sunny | 10 mph SSE | 11% |
| Tonight | 74°F | Partly Cloudy | 8 to 12 mph SSE | 6% |
| Wednesday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 9 mph WNW | 16% |
| Wednesday Night | 70°F | Slight Chance Showers And Thunderstorms | 9 mph NE | 26% |
| Thursday | 94°F | Chance Showers And Thunderstorms | 7 mph S | 31% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 8 mph ESE | 64% |
| Friday | 94°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 7 to 10 mph SE | 62% |
| Friday Night | 72°F | Mostly Clear | 7 to 10 mph SSE | 9% |
| Saturday | 97°F | Sunny | 6 to 12 mph S | 7% |
| Saturday Night | 74°F | Clear | 12 mph SSE | 1% |
| Sunday | 99°F | Sunny | 9 to 14 mph S | 0% |
| Sunday Night | 75°F | Mostly Clear | 13 mph S | 0% |
| Monday | 99°F | Sunny | 12 to 15 mph S | 0% |
| Monday Night | 75°F | Mostly Clear | 14 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Argonia (37.268, -97.763). Updated through the day.
Growing snapshot for Argonia
Last spring frost
Apr 12
First fall frost
Oct 29
Growing season
201 days
Hardiness zone
7a
More local growing data for Argonia: nearby ZIP 67004 weather · frost dates · planting calendar · Kansas frost dates
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Milton
Mulvane
Oxford
Peck
South Haven
Wellington
Climate data from the nearest NOAA station, Norwich, Ks (12.9 mi from Argonia). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.