Brunswick Missouri Climate Data

Monthly Average Climate Data for Brunswick Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.9 °F36.3 °F1.31 in.
February22.0 °F41.7 °F1.84 in.
March31.8 °F53.3 °F2.7 in.
April42.4 °F64.5 °F4.17 in.
May53.5 °F74.0 °F5.73 in.
June63.4 °F82.8 °F5.55 in.
July67.2 °F86.8 °F4.41 in.
August64.7 °F85.4 °F3.97 in.
September55.6 °F78.6 °F3.78 in.
October43.9 °F66.9 °F3.26 in.
November32.6 °F53.0 °F2.47 in.
December23.1 °F40.7 °F1.85 in.
Annual43.2 °F63.7 °F41.04 in.

Climate Data for Brunswick Missouri

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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