Southworth Washington Climate Data

Monthly Average Climate Data for Southworth Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January37.1 °F47.5 °F7.19 in.
February37.0 °F50.0 °F3.96 in.
March39.3 °F54.0 °F5.12 in.
April42.3 °F59.1 °F3.2 in.
May47.6 °F65.9 °F1.97 in.
June52.0 °F70.3 °F1.62 in.
July55.4 °F76.4 °F0.87 in.
August55.6 °F77.0 °F0.96 in.
September52.1 °F71.4 °F1.71 in.
October46.2 °F60.7 °F4.28 in.
November40.4 °F52.0 °F6.87 in.
December36.9 °F46.7 °F7.22 in.
Annual45.2 °F60.9 °F44.97 in.

Climate Data for Southworth Washington

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate