Burlington Washington Climate Data

Monthly Average Climate Data for Burlington Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.2 °F46.5 °F4.64 in.
February34.9 °F48.4 °F3.26 in.
March37.6 °F52.4 °F3.63 in.
April40.9 °F57.1 °F3.14 in.
May45.6 °F63.5 °F2.57 in.
June49.8 °F67.8 °F2.07 in.
July52.1 °F73.0 °F1.03 in.
August52.0 °F73.9 °F1.21 in.
September48.6 °F68.4 °F2.17 in.
October43.0 °F58.9 °F3.95 in.
November38.5 °F51.0 °F5.4 in.
December34.7 °F45.4 °F4.28 in.
Annual42.7 °F58.9 °F37.35 in.

Climate Data for Burlington Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
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
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