Weather forecast for: Pittsburg OK
Last Update: 6:50 pm CDT Sep 20, 2026
Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday: A 20 percent chance of showers and thunderstorms before 10am. Mostly sunny, with a high near 93. Calm wind becoming north around 5 mph in the afternoon.
Monday Night: Partly cloudy, with a low around 69. North wind around 5 mph.
Tuesday: Mostly sunny, with a high near 90. North wind 5 to 10 mph.
Tuesday Night: Partly cloudy, with a low around 67. Northeast wind around 5 mph.
Wednesday: Mostly sunny, with a high near 91. Northeast wind around 5 mph.
Wednesday Night: Partly cloudy, with a low around 66. Northeast wind around 5 mph becoming calm.
Thursday: Partly sunny, with a high near 92. Calm wind becoming southeast around 5 mph.
Thursday Night: Partly cloudy, with a low around 66. Calm wind.
Friday: Partly sunny, with a high near 90. Calm wind becoming southeast around 5 mph.
Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 67. Calm wind.
Saturday: A 20 percent chance of showers. Partly sunny, with a high near 90. Southeast wind around 5 mph.
Saturday Night: A 20 percent chance of showers. Partly cloudy, with a low around 68. Calm wind.
Sunday: A 20 percent chance of showers. Mostly sunny, with a high near 93. Southeast wind around 5 mph.