Foster Oklahoma Climate Data

Monthly Average Climate Data for Foster Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.9 °F52.2 °F1.56 in.
February31.7 °F56.4 °F1.98 in.
March40.3 °F65.3 °F2.69 in.
April48.3 °F73.3 °F3.55 in.
May58.4 °F80.5 °F5.43 in.
June67.4 °F88.8 °F4.65 in.
July71.1 °F94.3 °F2.75 in.
August70.0 °F94.6 °F2.76 in.
September62.2 °F86.6 °F3.69 in.
October50.1 °F75.7 °F3.39 in.
November39.2 °F63.9 °F2.28 in.
December30.1 °F53.7 °F2.03 in.
Annual49.7 °F73.8 °F36.76 in.

Climate Data for Foster Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate