Dennis, KS Weather & Growing Conditions
Tonight
76°F
Mostly Clear
Mostly clear, with a low around 76. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 76°F | Mostly Clear | 9 mph S | 1% |
| Saturday | 97°F | Sunny | 9 to 14 mph SSW | 2% |
| Saturday Night | 72°F | Partly Cloudy then Chance Showers And Thunderstorms | 7 to 13 mph S | 65% |
| Sunday | 91°F | Showers And Thunderstorms Likely | 8 mph S | 66% |
| Sunday Night | 66°F | Showers And Thunderstorms Likely | 6 mph ENE | 72% |
| Monday | 82°F | Showers And Thunderstorms Likely | 5 to 10 mph NNE | 56% |
| Monday Night | 60°F | Partly Cloudy | 7 to 12 mph NNE | 9% |
| Tuesday | 77°F | Mostly Sunny | 10 mph NNE | 5% |
| Tuesday Night | 56°F | Partly Cloudy | 7 to 10 mph NE | 0% |
| Wednesday | 78°F | Mostly Sunny | 8 mph NE | 4% |
| Wednesday Night | 58°F | Partly Cloudy | 7 mph ENE | 6% |
| Thursday | 80°F | Slight Chance Rain Showers | 6 mph ENE | 23% |
| Thursday Night | 61°F | Mostly Cloudy then Slight Chance Rain Showers | 6 mph ENE | 15% |
| Friday | 80°F | Slight Chance Rain Showers | 7 mph E | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dennis, KS
Last spring frost
Apr 10
First fall frost
Oct 26
Growing season
197 days
Hardiness zone
7a
Explore more for Dennis, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Parsons Tri City Ap, Ks (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.