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Weather Almanac: Challis, ID 83226

🗓️ Historical norms for September

August October
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
September avg. precipitation
🌧️ 0.74"
September days below freezing
📉 ≈3.3 days
Average September lows 38°F – 40°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 Jun 12
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First Fall Frost (36°F)
🍂 Sep 11
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F: Forecast
H: Normal High Temp
L: Normal Low Temp
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: CHALLIS AP (USW00004114)

Precipitation climatic data from weather station: CHALLIS AP (USW00004114)

Agricultural climatic data from weather station: CHALLIS (USC00101663)