Onaga, KS Weather & Growing Conditions
Tonight
43°F
Slight Chance Drizzle then Cloudy
A slight chance of drizzle before 9pm. Cloudy, with a low around 43. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Slight Chance Drizzle then Cloudy | 10 to 15 mph NW | 19% |
| Wednesday | 56°F | Partly Sunny | 5 to 10 mph W | 0% |
| Wednesday Night | 39°F | Mostly Clear | 0 to 5 mph W | 2% |
| Thursday | 55°F | Mostly Sunny | 5 to 10 mph NW | 12% |
| Thursday Night | 38°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Friday | 56°F | Partly Sunny | 0 to 5 mph N | 0% |
| Friday Night | 36°F | Mostly Cloudy | 0 mph | 0% |
| Saturday | 61°F | Mostly Sunny | 0 to 5 mph W | 4% |
| Saturday Night | 39°F | Mostly Clear | 0 mph | 5% |
| Sunday | 65°F | Sunny | 0 to 5 mph W | 2% |
| Sunday Night | 41°F | Clear | 0 to 5 mph SW | 0% |
| Monday | 69°F | Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 44°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Tuesday | 68°F | Mostly Sunny | 0 to 5 mph NE | 0% |
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 Nov 4, 2026.