Belfair Washington Climate Data

Monthly Average Climate Data for Belfair Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.4 °F46.8 °F8.54 in.
February35.1 °F49.5 °F5.44 in.
March37.3 °F53.7 °F6.3 in.
April40.5 °F59.2 °F4.15 in.
May46.0 °F66.3 °F2.36 in.
June50.4 °F70.6 °F1.68 in.
July53.9 °F76.7 °F0.7 in.
August54.0 °F77.1 °F1.13 in.
September50.0 °F71.5 °F1.94 in.
October44.0 °F59.5 °F5.42 in.
November38.4 °F51.3 °F9.25 in.
December35.0 °F45.9 °F8.9 in.
Annual43.3 °F60.7 °F55.81 in.

Climate Data for Belfair 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 ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate