FPUS44 KTSA 061202 City Forecast for Bartlesville, OK Issued Wednesday morning - Oct 6, 2021 .Wednesday... Partly cloudy, high 79, 5% chance of precipitation. .Wednesday night... Low 56, 5% chance of precipitation. .Thursday... Partly cloudy, high 84, 0% chance of precipitation. .Thursday night... Low 63. .Friday... High 92.