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Weather Almanac: Casper, WY 82604

🗓️ Historical norms for August

July September
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
August avg. precipitation
🌧️ 0.85"
August days below freezing
📉 ≈0.0 days
Average August lows 49°F – 54°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 Jun 14
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First Fall Frost (36°F)
🍂 Sep 6
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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: CASPER NATRONA CO AP (USW00024089)

Precipitation climatic data from weather station: CASPER NATRONA CO AP (USW00024089)

Agricultural climatic data from weather station: CASPER NATRONA CO AP (USW00024089)