Norman Oklahoma Climate Data

Monthly Average Climate Data for Norman Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.2 °F50.2 °F1.35 in.
February30.9 °F54.4 °F1.58 in.
March39.5 °F63.4 °F2.7 in.
April48.0 °F71.8 °F3.58 in.
May58.5 °F79.2 °F5.24 in.
June67.3 °F87.6 °F4.35 in.
July71.4 °F93.3 °F3.6 in.
August69.9 °F92.8 °F3.17 in.
September62.0 °F84.9 °F3.4 in.
October50.1 °F74.0 °F3.27 in.
November38.8 °F61.9 °F2.12 in.
December29.9 °F51.6 °F1.98 in.
Annual49.5 °F72.1 °F36.34 in.

Climate Data for Norman 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 7a : 0°F to 5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate