Chelsea Oklahoma Climate Data

Monthly Average Climate Data for Chelsea Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.8 °C8.3 °C51.31 mm
February-2 °C10.9 °C52.83 mm
March2.8 °C16.1 °C88.14 mm
April7.9 °C21.3 °C112.52 mm
May13.7 °C25.3 °C160.27 mm
June18.8 °C30.1 °C131.83 mm
July21.1 °C33.1 °C95 mm
August20.1 °C33.1 °C84.33 mm
September15.5 °C28.8 °C108.71 mm
October8.8 °C22.5 °C100.08 mm
November2.7 °C15.9 °C81.03 mm
December-2.2 °C9.7 °C62.99 mm
Annual8.6 °C21.3 °C1129.04 mm

Climate Data for Chelsea 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 7a : -17.8°C to -15°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com