Silvana Washington Climate Data

Monthly Average Climate Data for Silvana Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January34.6 °F46.4 °F4.56 in.
February34.2 °F48.7 °F3.44 in.
March36.7 °F52.8 °F3.98 in.
April40.3 °F58.2 °F3.3 in.
May45.2 °F64.6 °F2.58 in.
June49.2 °F68.3 °F1.95 in.
July51.5 °F74.3 °F1.03 in.
August51.5 °F75.1 °F1.09 in.
September47.9 °F70.2 °F2.05 in.
October42.2 °F59.7 °F3.8 in.
November37.6 °F51.1 °F5.58 in.
December34.2 °F45.4 °F4.93 in.
Annual42.1 °F59.6 °F38.29 in.

Climate Data for Silvana Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate