Roosevelt Washington Climate Data

Monthly Average Climate Data for Roosevelt Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January30.2 °F41.9 °F1.48 in.
February30.8 °F47.8 °F1.02 in.
March35.4 °F56.8 °F0.82 in.
April40.7 °F64.3 °F0.56 in.
May47.9 °F73.4 °F0.77 in.
June54.0 °F80.1 °F0.46 in.
July60.2 °F90.0 °F0.08 in.
August59.6 °F89.6 °F0.15 in.
September51.8 °F80.5 °F0.31 in.
October42.4 °F65.7 °F0.77 in.
November34.6 °F50.7 °F1.17 in.
December30.1 °F41.4 °F1.61 in.
Annual43.1 °F65.2 °F9.2 in.

Climate Data for Roosevelt Washington

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer