Siloam Springs Arkansas Climate Data

Monthly Average Climate Data for Siloam Springs Arkansas

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January26.2 °F47.0 °F2.78 in.
February29.5 °F51.5 °F2.43 in.
March37.9 °F60.3 °F4.05 in.
April46.2 °F69.1 °F4.94 in.
May55.8 °F76.6 °F6.06 in.
June64.7 °F84.7 °F4.81 in.
July68.7 °F89.9 °F4.54 in.
August67.2 °F89.7 °F3.49 in.
September59.4 °F82.2 °F4.9 in.
October47.8 °F71.5 °F4.64 in.
November37.7 °F59.7 °F3.7 in.
December29.4 °F49.7 °F3.2 in.
Annual47.5 °F69.3 °F49.54 in.

Climate Data for Siloam Springs Arkansas

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate