Bartlesville Oklahoma Climate Data

Monthly Average Climate Data for Bartlesville Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.7 °C8.3 °C37.59 mm
February-2.7 °C10.9 °C44.2 mm
March2.4 °C16.1 °C75.18 mm
April7.8 °C21.4 °C104.9 mm
May13.7 °C25.7 °C148.84 mm
June18.8 °C30.4 °C129.29 mm
July21.1 °C33.4 °C93.73 mm
August20 °C33.3 °C88.14 mm
September15.4 °C29.1 °C85.85 mm
October8.4 °C22.7 °C89.41 mm
November2.1 °C15.8 °C60.45 mm
December-3.1 °C9.5 °C50.29 mm
Annual8.3 °C21.4 °C1007.87 mm

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 : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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