Aromas California Climate Data

Monthly Average Climate Data for Aromas California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January41.3 °F60.7 °F3.98 in.
February42.4 °F61.5 °F3.95 in.
March43.7 °F63.3 °F2.65 in.
April45.0 °F65.7 °F1.43 in.
May48.5 °F69.5 °F0.53 in.
June51.0 °F72.2 °F0.15 in.
July53.9 °F73.4 °F0.02 in.
August54.4 °F73.4 °F0.03 in.
September52.8 °F74.8 °F0.07 in.
October48.8 °F73.0 °F0.91 in.
November44.2 °F65.9 °F1.9 in.
December40.5 °F60.5 °F4.22 in.
Annual47.2 °F67.8 °F19.84 in.

Climate Data for Aromas California

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateFeb. 11 - Feb. 20
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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