Princeton, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Princeton, a city in Franklin County, Kansas.
This Afternoon
96°F
Partly Sunny
Partly sunny, with a high near 96. South wind around 10 mph.
7-day forecast for Princeton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 96°F | Partly Sunny | 10 mph S | 3% |
| Tonight | 73°F | Partly Cloudy | 5 to 10 mph S | 3% |
| Saturday | 97°F | Mostly Sunny | 10 to 15 mph SW | 9% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 0 to 10 mph SW | 58% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 54% |
| Sunday Night | 63°F | Showers And Thunderstorms Likely | 5 mph N | 66% |
| Monday | 74°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 52% |
| Monday Night | 55°F | Partly Cloudy | 5 to 10 mph N | 8% |
| Tuesday | 71°F | Partly Sunny | 5 mph NE | 4% |
| Tuesday Night | 50°F | Partly Cloudy | 5 mph NE | 4% |
| Wednesday | 73°F | Mostly Sunny | 5 mph NE | 2% |
| Wednesday Night | 54°F | Partly Cloudy | 0 to 5 mph E | 4% |
| Thursday | 75°F | Slight Chance Rain Showers | 0 to 5 mph E | 21% |
| Thursday Night | 57°F | Slight Chance Rain Showers | 0 to 5 mph E | 15% |
Forecast source: National Weather Service (api.weather.gov) for Princeton (38.486, -95.270). Updated through the day.
Growing snapshot for Princeton
Last spring frost
Apr 18
First fall frost
Oct 20
Growing season
183 days
Hardiness zone
6b
More local growing data for Princeton: nearby ZIP 66078 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ottawa, Ks (9 mi from Princeton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.