Frontenac, KS Weather & Growing Conditions
Tonight
74°F
Clear
Clear, with a low around 74. Heat index values as high as 92. South wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Clear | 8 mph S | 2% |
| Saturday | 97°F | Sunny | 8 to 14 mph SW | 2% |
| Saturday Night | 72°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 37% |
| Sunday | 91°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 8 mph SW | 61% |
| Sunday Night | 66°F | Showers And Thunderstorms Likely | 6 mph NE | 72% |
| Monday | 81°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 67% |
| Monday Night | 59°F | Partly Cloudy | 7 to 10 mph N | 13% |
| Tuesday | 76°F | Partly Sunny | 10 mph NE | 7% |
| Tuesday Night | 55°F | Partly Cloudy | 6 to 10 mph NE | 0% |
| Wednesday | 78°F | Mostly Sunny | 8 mph NE | 4% |
| Wednesday Night | 57°F | Mostly Clear | 6 mph NE | 4% |
| Thursday | 79°F | Mostly Sunny | 6 mph NE | 12% |
| Thursday Night | 60°F | Mostly Cloudy | 5 mph NE | 10% |
| Friday | 80°F | Partly Sunny | 7 mph E | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Frontenac, KS
Last spring frost
Apr 7
First fall frost
Oct 30
Growing season
203 days
Hardiness zone
7a
Explore more for Frontenac, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Pittsburg, Ks (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.