Isabella Oklahoma Climate Data

Monthly Average Climate Data for Isabella Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.9 °C9.2 °C22.61 mm
February-2.3 °C11.3 °C33.02 mm
March2.5 °C16.8 °C57.4 mm
April7.2 °C21.9 °C78.23 mm
May13.3 °C26.9 °C105.16 mm
June18.9 °C32.4 °C108.46 mm
July21.4 °C35.4 °C80.26 mm
August20.6 °C34.6 °C88.14 mm
September16.1 °C30.2 °C64.26 mm
October9.1 °C23.3 °C74.17 mm
November2.4 °C15.8 °C41.15 mm
December-2.8 °C9.7 °C35.56 mm
Annual8.5 °C22.3 °C788.42 mm

Climate Data for Isabella Oklahoma

Average First Frost DateNov. 1 - Nov. 10
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 7a : -17.8°C to -15°C
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com