66770 Weather (Riverton, KS)

Weather forecast for: Riverton KS

Last Update: 5:41 am CDT Oct 1, 2026

Today: Showers and thunderstorms, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. High near 75. South wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Tonight: Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then a chance of showers after 1am. Low around 61. Light and variable wind becoming north 9 to 14 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Friday: A 20 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 70. Northeast wind 14 to 17 mph, with gusts as high as 25 mph.

Friday Night: Mostly clear, with a low around 55. Northeast wind 6 to 10 mph, with gusts as high as 18 mph.

Saturday: Mostly sunny, with a high near 74. East wind 5 to 7 mph.

Saturday Night: Partly cloudy, with a low around 57.

Sunday: Sunny, with a high near 76.

Sunday Night: Clear, with a low around 53.

Monday: Sunny, with a high near 75.

Monday Night: Clear, with a low around 52.

Tuesday: Sunny, with a high near 77.

Tuesday Night: Mostly clear, with a low around 55.

Wednesday: Mostly sunny, with a high near 80.