Fairfax California Climate Data

Monthly Average Climate Data for Fairfax California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January41.4 °F56.3 °F8.61 in.
February42.9 °F60.3 °F8.39 in.
March44.0 °F63.6 °F5.76 in.
April45.6 °F67.4 °F2.45 in.
May48.6 °F72.9 °F1.18 in.
June51.4 °F79.2 °F0.25 in.
July53.0 °F82.1 °F0.01 in.
August53.6 °F82.5 °F0.06 in.
September52.6 °F81.9 °F0.12 in.
October49.7 °F75.8 °F1.84 in.
November44.6 °F64.2 °F4.11 in.
December41.2 °F56.6 °F8.39 in.
Annual47.4 °F70.2 °F41.17 in.
MonthAvg. LowAvg. HighAvg. Precip
January38.1 °F57.8 °F1.43 in.
February40.7 °F63.6 °F1.3 in.
March44.8 °F69.5 °F1.31 in.
April47.7 °F74.5 °F0.65 in.
May54.2 °F82.0 °F0.28 in.
June60.5 °F90.6 °F0.05 in.
July66.6 °F96.7 °F0.03 in.
August65.0 °F95.8 °F0.0 in.
September60.1 °F90.9 °F0.05 in.
October51.1 °F80.3 °F0.27 in.
November42.3 °F66.8 °F0.61 in.
December36.7 °F58.0 °F1.23 in.
Annual50.7 °F77.2 °F7.21 in.

Climate Data for Fairfax California

Average First Frost DateDec. 21 - Dec. 31
Average Last Frost DateJan. 21 - Jan. 31
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 10a : 30°F to 25°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
Average First Frost DateDec. 11 - Dec. 20
Average Last Frost DateFeb. 1 - Feb. 10
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9b : 25°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBWh - Hot Desert Climate
2024 plantmaps.com