Fort Riley, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fort Riley, a community in Riley County, Kansas.
Tonight
75°F
Partly Cloudy
Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.
7-day forecast for Fort Riley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Partly Cloudy | 10 mph S | 7% |
| Saturday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 10 mph SW | 23% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 60% |
| Sunday | 75°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 52% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 52% |
| Monday | 70°F | Slight Chance Rain Showers | 5 to 10 mph N | 22% |
| Monday Night | 56°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Tuesday | 68°F | Partly Sunny | 5 mph NE | 3% |
| Tuesday Night | 53°F | Partly Cloudy | 5 mph E | 3% |
| Wednesday | 71°F | Mostly Sunny | 5 mph E | 6% |
| Wednesday Night | 59°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 22% |
| Thursday | 72°F | Chance Rain Showers | 5 mph SE | 33% |
| Thursday Night | 60°F | Chance Rain Showers | 5 mph SE | 26% |
| Friday | 75°F | Chance Rain Showers | 5 mph SE | 26% |
Forecast source: National Weather Service (api.weather.gov) for Fort Riley (39.106, -96.813). Updated through the day.
Growing snapshot for Fort Riley
Last spring frost
Apr 12
First fall frost
Oct 26
Growing season
193 days
Hardiness zone
6b
More local growing data for Fort Riley: nearby ZIP 66442 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Milford Lake, Ks (5.9 mi from Fort Riley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.