Middletown California Climate Data

Monthly Average Climate Data for Middletown California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January36.4 °F56.8 °F8.92 in.
February37.4 °F59.6 °F7.7 in.
March39.6 °F63.6 °F4.95 in.
April42.3 °F68.3 °F2.44 in.
May47.3 °F76.4 °F1.52 in.
June53.1 °F85.7 °F0.19 in.
July56.5 °F93.6 °F0.0 in.
August55.9 °F92.5 °F0.03 in.
September52.3 °F87.2 °F0.09 in.
October46.4 °F76.1 °F1.9 in.
November39.6 °F64.0 °F3.93 in.
December36.2 °F56.4 °F9.22 in.
Annual45.3 °F73.4 °F40.89 in.

Climate Data for Middletown California

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 9a : 20°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
2024 plantmaps.com