O'Neill Nebraska Climate Data

Monthly Average Climate Data for O'Neill Nebraska

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.2 °F32.9 °F0.52 in.
February15.2 °F36.8 °F0.62 in.
March24.4 °F47.9 °F1.32 in.
April35.0 °F58.7 °F2.91 in.
May46.1 °F69.5 °F3.98 in.
June57.1 °F80.2 °F3.75 in.
July62.2 °F86.7 °F3.21 in.
August59.8 °F84.3 °F3.2 in.
September50.3 °F76.8 °F2.27 in.
October36.9 °F62.3 °F2.35 in.
November24.4 °F47.7 °F0.9 in.
December15.1 °F35.3 °F0.65 in.
Annual36.6 °F59.9 °F25.68 in.

Climate Data for O'Neill Nebraska

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
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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