Weather forecast for: Gray Summit MO
Last Update: 1:26 am CDT Sep 5, 2026
Overnight: Mostly clear, with a low around 74. Calm wind.
Saturday: Mostly sunny and hot, with a high near 99. Heat index values as high as 107. Light northwest wind.
Saturday Night: Partly cloudy, with a low around 70. Calm wind.
Sunday: Sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night: Mostly clear, with a low around 63. Light east wind.
Labor Day: Sunny, with a high near 88.
Monday Night: Mostly clear, with a low around 64.
Tuesday: Sunny, with a high near 95.
Tuesday Night: Mostly clear, with a low around 72.
Wednesday: Sunny and hot, with a high near 97.
Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly clear, with a low around 70.
Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday: A 20 percent chance of showers. Mostly sunny, with a high near 87.