Waterloo California Climate Data

Monthly Average Climate Data for Waterloo California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January38.7 °F55.7 °F3.39 in.
February40.9 °F61.1 °F2.99 in.
March43.6 °F66.5 °F2.48 in.
April46.4 °F72.4 °F1.45 in.
May51.3 °F79.6 °F0.68 in.
June55.6 °F87.0 °F0.18 in.
July58.2 °F91.7 °F0.01 in.
August58.0 °F90.6 °F0.04 in.
September55.5 °F87.5 °F0.11 in.
October49.1 °F78.4 °F0.82 in.
November42.1 °F65.3 °F1.54 in.
December37.9 °F56.1 °F3.11 in.
Annual48.1 °F74.3 °F16.8 in.

Climate Data for Waterloo California

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateFeb. 21 - Feb. 29
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9a : 20°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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