Fort Sumner New Mexico Climate Data

Monthly Average Climate Data for Fort Sumner New Mexico

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.5 °F54.9 °F0.4 in.
February27.0 °F59.9 °F0.39 in.
March34.0 °F67.7 °F0.68 in.
April41.4 °F75.6 °F0.73 in.
May51.2 °F83.8 °F1.14 in.
June60.9 °F92.4 °F1.4 in.
July64.9 °F93.5 °F2.54 in.
August63.4 °F91.6 °F2.36 in.
September55.8 °F85.4 °F1.8 in.
October43.2 °F75.1 °F1.59 in.
November31.3 °F63.4 °F0.46 in.
December23.9 °F54.8 °F0.57 in.
Annual43.4 °F74.8 °F14.06 in.

Climate Data for Fort Sumner New Mexico

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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