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Weather Almanac: Cheyenne, WY 82009

🗓️ Historical norms for September

August October
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
September avg. precipitation
🌧️ 1.47"
September days below freezing
📉 ≈0.5 days
Average September lows ≈44.4°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 Jun 1
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First Fall Frost (36°F)
🍂 Sep 17
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📚 Rocky Mountain Month-By-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year - Colorado, Idaho, Montana, Utah, Wyoming

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: CHEYENNE WFO (USC00481676)

Precipitation climatic data from weather station: CHEYENNE WFO (USC00481676)

Agricultural climatic data from weather station: CHEYENNE (USW00024018)