Colby, KS Weather & Growing Conditions
Today
80°F
Slight Chance Rain Showers then Partly Sunny
A slight chance of rain showers before 11am. Partly sunny. High near 80, with temperatures falling to around 75 in the afternoon. Northeast wind 10 to 20 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Slight Chance Rain Showers then Partly Sunny | 10 to 20 mph NE | 16% |
| Tonight | 57°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 15 mph NE | 28% |
| Wednesday | 80°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 5 to 10 mph NE | 22% |
| Wednesday Night | 58°F | Partly Cloudy | 5 to 10 mph E | 11% |
| Thursday | 90°F | Mostly Sunny | 0 to 10 mph SE | 11% |
| Thursday Night | 63°F | Mostly Clear | 5 to 10 mph SE | 3% |
| Friday | 97°F | Sunny | 5 mph SE | 2% |
| Friday Night | 65°F | Clear | 5 to 10 mph S | 4% |
| Saturday | 101°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 69°F | Mostly Clear | 10 to 15 mph S | 2% |
| Sunday | 103°F | Sunny | 10 mph S | 0% |
| Sunday Night | 71°F | Mostly Clear | 15 mph S | 2% |
| Monday | 102°F | Sunny | 10 to 15 mph S | 2% |
| Monday Night | 70°F | Mostly Clear | 10 to 15 mph SE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Colby, KS
Last spring frost
May 2
First fall frost
Oct 9
Growing season
156 days
Hardiness zone
6a
Explore more for Colby, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Colby 1Sw, Ks (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.