Alton, KS Weather & Growing Conditions
Today
84°F
Isolated Showers And Thunderstorms
Isolated showers and thunderstorms. Mostly cloudy, with a high near 84. Northeast wind around 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 | 84°F | Isolated Showers And Thunderstorms | 15 mph NE | 18% |
| Tonight | 61°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 10 to 15 mph NNE | 25% |
| Wednesday | 79°F | Chance Showers And Thunderstorms | 10 mph NNE | 27% |
| Wednesday Night | 60°F | Partly Cloudy | 5 to 10 mph ENE | 4% |
| Thursday | 86°F | Mostly Sunny | 5 to 10 mph ESE | 5% |
| Thursday Night | 65°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 15% |
| Friday | 94°F | Sunny | 5 to 10 mph SSE | 13% |
| Friday Night | 69°F | Clear | 5 to 10 mph SSE | 3% |
| Saturday | 99°F | Sunny | 5 to 15 mph S | 2% |
| Saturday Night | 74°F | Mostly Clear | 15 mph SSE | 1% |
| Sunday | 101°F | Sunny | 15 to 20 mph S | 1% |
| Sunday Night | 75°F | Mostly Clear | 15 to 20 mph S | 3% |
| Monday | 101°F | Sunny | 15 to 20 mph SSW | 3% |
| Monday Night | 74°F | Mostly Clear | 15 to 20 mph S | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alton, KS
Last spring frost
Apr 29
First fall frost
Oct 12
Growing season
164 days
Hardiness zone
6a
Explore more for Alton, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Alton 1 W, Ks (2.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.