Weather Almanac: Riverton, WY 82501

🗓️ Historical norms for October

October avg. precipitation
🌧️ 0.85"
October days below freezing
📉 ≈18.1 days
Average October lows 28°F – 33°F
USDA Zone
5a
Annual extreme lows -20°F to -15°F
Last Spring Frost (36°F)
🌷 Jun 7
First Fall Frost (36°F)
🍂 Sep 8

Temperature climatic data from weather station: RIVERTON (USC00487760)

Precipitation climatic data from weather station: RIVERTON (USC00487760)

Agricultural climatic data from weather station: RIVERTON (USC00487760)