Onaga, KS Weather & Growing Conditions
Today
87°F
Slight Chance Rain Showers then Partly Sunny
A slight chance of rain showers between 8am and 9am. Partly sunny, with a high near 87. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph SE | 17% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 29% |
| Wednesday | 77°F | Chance Showers And Thunderstorms | 10 mph NE | 43% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 48% |
| Thursday | 82°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph E | 37% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 42% |
| Friday | 87°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph S | 42% |
| Friday Night | 69°F | Mostly Clear | 5 mph S | 4% |
| Saturday | 91°F | Sunny | 5 to 10 mph S | 3% |
| Saturday Night | 73°F | Mostly Clear | 10 mph S | 1% |
| Sunday | 93°F | Sunny | 10 to 15 mph S | 1% |
| Sunday Night | 74°F | Mostly Clear | 10 mph S | 3% |
| Monday | 93°F | Mostly Sunny | 10 to 15 mph S | 3% |
| Monday Night | 74°F | Mostly Clear | 10 to 15 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Onaga, KS
Last spring frost
Apr 19
First fall frost
Oct 19
Growing season
182 days
Hardiness zone
6a
Explore more for Onaga, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Centralia, Ks (18.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.