Shamrock Oklahoma Climate Data

Monthly Average Climate Data for Shamrock Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.7 °C9.6 °C38.35 mm
February-1.1 °C11.7 °C44.45 mm
March3.8 °C16.9 °C74.42 mm
April8.8 °C22.1 °C104.65 mm
May14.6 °C26.1 °C141.99 mm
June19.7 °C30.8 °C122.94 mm
July21.9 °C33.8 °C90.93 mm
August21.3 °C33.7 °C85.6 mm
September16.7 °C29.3 °C93.22 mm
October10 °C23.2 °C95 mm
November3.6 °C16.4 °C62.23 mm
December-1.3 °C10.2 °C49.53 mm
Annual9.6 °C22 °C1003.31 mm

Climate Data for Shamrock Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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