Sumner Nebraska Climate Data

Monthly Average Climate Data for Sumner Nebraska

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.0 °F37.3 °F0.4 in.
February16.9 °F41.2 °F0.62 in.
March25.7 °F52.2 °F1.3 in.
April35.5 °F62.0 °F2.49 in.
May46.5 °F71.9 °F4.02 in.
June57.5 °F82.4 °F3.77 in.
July62.3 °F87.1 °F3.3 in.
August60.1 °F84.7 °F3.01 in.
September50.1 °F78.5 °F1.84 in.
October36.8 °F65.7 °F1.73 in.
November24.4 °F51.1 °F0.88 in.
December15.7 °F39.5 °F0.63 in.
Annual37.1 °F62.8 °F23.99 in.

Climate Data for Sumner Nebraska

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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