Fort Riley, KS Weather & Growing Conditions
This Afternoon
90°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 90. East wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 90°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 17% |
| Tonight | 68°F | Slight Chance Showers And Thunderstorms | 10 to 15 mph NE | 23% |
| Wednesday | 80°F | Chance Showers And Thunderstorms | 10 mph NE | 33% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 43% |
| Thursday | 84°F | Mostly Sunny | 5 mph E | 12% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 50% |
| Friday | 89°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph S | 43% |
| Friday Night | 70°F | Clear | 5 mph S | 6% |
| Saturday | 92°F | Sunny | 5 to 10 mph S | 6% |
| Saturday Night | 75°F | Clear | 10 mph S | 1% |
| Sunday | 94°F | Sunny | 10 to 15 mph S | 1% |
| Sunday Night | 76°F | Mostly Clear | 15 mph S | 2% |
| Monday | 95°F | Sunny | 15 mph SW | 2% |
| Monday Night | 76°F | Mostly Clear | 15 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Fort Riley, KS
Last spring frost
Apr 12
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
6b
Explore more for Fort Riley, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Milford Lake, Ks (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.