Valliant Weather Forecast
Weather forecast for: Valliant OK
Last Update: 3:00 pm CDT Sep 14, 2026
This Afternoon: Mostly sunny and hot, with a high near 99. Heat index values as high as 104. South wind around 10 mph.
Tonight: Mostly clear, with a low around 74. South wind 5 to 10 mph.
Tuesday: Sunny and hot, with a high near 100. Heat index values as high as 104. South wind 5 to 10 mph.
Tuesday Night: Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm after midnight.
Wednesday: Sunny and hot, with a high near 98. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night: Mostly clear, with a low around 73.
Thursday: Sunny and hot, with a high near 98.
Thursday Night: Mostly clear, with a low around 70.
Friday: Sunny and hot, with a high near 98.
Friday Night: Mostly clear, with a low around 68.
Saturday: Sunny and hot, with a high near 98.
Saturday Night: Mostly clear, with a low around 69.
Sunday: A 20 percent chance of showers. Mostly sunny and hot, with a high near 96.