Byron California Climate Data

Monthly Average Climate Data for Byron California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January39.9 °F55.5 °F2.68 in.
February42.6 °F60.5 °F2.41 in.
March45.6 °F65.9 °F1.71 in.
April48.7 °F71.1 °F0.95 in.
May53.2 °F78.1 °F0.53 in.
June57.4 °F85.6 °F0.13 in.
July59.4 °F89.9 °F0.0 in.
August59.4 °F89.9 °F0.02 in.
September57.6 °F86.2 °F0.07 in.
October52.0 °F77.7 °F0.66 in.
November44.1 °F64.8 °F1.34 in.
December39.5 °F55.8 °F2.52 in.
Annual50 °F73.4 °F13.02 in.

Climate Data for Byron California

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 ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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