Bartlesville Oklahoma Climate Data

Monthly Average Climate Data for Bartlesville Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.6 °F46.9 °F1.48 in.
February27.1 °F51.6 °F1.74 in.
March36.3 °F61.0 °F2.96 in.
April46.1 °F70.6 °F4.13 in.
May56.6 °F78.2 °F5.86 in.
June65.9 °F86.8 °F5.09 in.
July70.0 °F92.2 °F3.69 in.
August68.0 °F92.0 °F3.47 in.
September59.7 °F84.3 °F3.38 in.
October47.1 °F72.8 °F3.52 in.
November35.7 °F60.4 °F2.38 in.
December26.5 °F49.1 °F1.98 in.
Annual46.9 °F70.5 °F39.68 in.

Climate Data for Bartlesville Oklahoma

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate