Kirwin, KS Weather & Growing Conditions
Today
82°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
A slight chance of rain showers between 8am and 10am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 82. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 20% |
| Tonight | 61°F | Mostly Cloudy then Chance Showers And Thunderstorms | 10 to 15 mph NNE | 29% |
| Wednesday | 78°F | Chance Showers And Thunderstorms | 10 mph NE | 39% |
| Wednesday Night | 59°F | Partly Cloudy | 5 to 10 mph ENE | 4% |
| Thursday | 86°F | Mostly Sunny | 5 to 10 mph ESE | 5% |
| Thursday Night | 65°F | Mostly Clear | 5 to 10 mph SE | 9% |
| Friday | 94°F | Sunny | 5 to 10 mph SE | 9% |
| Friday Night | 68°F | Clear | 5 to 10 mph SSE | 3% |
| Saturday | 98°F | Sunny | 5 to 15 mph S | 2% |
| Saturday Night | 73°F | Mostly Clear | 15 mph SSE | 1% |
| Sunday | 100°F | Sunny | 10 to 15 mph S | 1% |
| Sunday Night | 74°F | Mostly Clear | 15 to 20 mph S | 2% |
| Monday | 100°F | Sunny | 15 mph S | 2% |
| Monday Night | 74°F | Mostly Clear | 15 mph S | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Kirwin, KS
Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
159 days
Hardiness zone
6a
Explore more for Kirwin, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Kirwin Dam, Ks (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.