West Pasco Washington Climate Data

Monthly Average Climate Data for West Pasco Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January28.5 °F41.5 °F1.23 in.
February29.5 °F47.9 °F0.85 in.
March34.6 °F57.8 °F0.67 in.
April40.2 °F66.0 °F0.69 in.
May47.7 °F75.1 °F0.89 in.
June54.1 °F81.9 °F0.66 in.
July59.7 °F91.2 °F0.21 in.
August58.8 °F90.1 °F0.2 in.
September50.8 °F80.4 °F0.27 in.
October41.2 °F65.6 °F0.67 in.
November33.6 °F50.8 °F0.91 in.
December28.4 °F41.0 °F1.18 in.
Annual42.3 °F65.8 °F8.43 in.

Climate Data for West Pasco Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBWk - Cold Desert Climate
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