Riggins Idaho Climate Data

Monthly Average Climate Data for Riggins Idaho

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January26.7 °F40.9 °F1.29 in.
February28.0 °F46.3 °F1.24 in.
March32.8 °F54.5 °F1.97 in.
April37.1 °F63.1 °F2.06 in.
May43.5 °F72.2 °F2.56 in.
June49.3 °F79.5 °F1.88 in.
July54.8 °F91.5 °F0.78 in.
August53.9 °F91.8 °F0.76 in.
September46.7 °F81.1 °F1.02 in.
October38.3 °F65.2 °F1.41 in.
November31.4 °F48.9 °F1.54 in.
December26.4 °F40.0 °F1.6 in.
Annual39.1 °F64.6 °F18.11 in.

Climate Data for Riggins Idaho

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 8a : 10°F to 15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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