Oswego Kansas Climate Data

Monthly Average Climate Data for Oswego Kansas

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.8 °F43.5 °F1.69 in.
February27.6 °F48.5 °F1.83 in.
March36.3 °F58.2 °F3.2 in.
April45.9 °F67.8 °F4.93 in.
May56.4 °F75.9 °F7.08 in.
June65.6 °F84.9 °F5.57 in.
July69.8 °F89.5 °F4.1 in.
August67.9 °F89.4 °F3.97 in.
September59.6 °F81.4 °F4.55 in.
October47.6 °F70.3 °F3.9 in.
November36.4 °F57.6 °F2.91 in.
December27.6 °F46.7 °F2.35 in.
Annual47 °F67.8 °F46.08 in.

Climate Data for Oswego Kansas

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 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com