October weather forecast
Wyoming, USA

October in Wyoming fully embraces the autumn season with temperatures declining more noticeably. Average low temperatures can drop to between 30°F (-1.1°C) and 40°F (4.4°C), while average high temperatures generally hover from 60°F (15.6°C) to 70°F (21.1°C) in the plains. In the higher elevations, temperatures can range from 50°F (10°C) to 60°F (15.6°C). Precipitation remains relatively low but starts transitioning from rain to snow in many areas, especially the highlands.

October sees a further shortening of days and an increase in cloud cover compared to September. Winds continue to blow across the plains, though they start to take on a cooler, crisper edge as they interact with the lowering temperatures. The foliage reaches its peak color, offering stunning visual displays, particularly in the mountainous areas. Tourist activity generally slows, although the month remains popular for those seeking the autumn hues and early winter activities. Many trails in national parks like Yellowstone and Grand Teton begin to close, depending on weather conditions, signaling the end of the peak outdoor season.

---

• Cheyenne - October »
  In Cheyenne in October, it is raining for 8 days, with typically 0.91" (23mm) of accumulated precipitation. In Cheyenne, during October, the rain falls for 8 days and regularly aggregates up to 0.91" (23mm) of precipitation.
• Casper - October »
  In Casper in October, during 5.3 snowfall days, 3.58" (91mm) of snow is typically accumulated. In Casper in October, it is raining for 7.2 days, with typically 0.98" (25mm) of accumulated precipitation.
• Laramie - October »
  In Laramie in October, snow falls for 6.5 days, with typically accumulated 5.28" (134mm) of snow. In Laramie, in October, snow falls for 6.5 days, with typically accumulated 5.28" (134mm) of snow.
• Gillette - October »
  In Gillette, Wyoming, during October, the rain falls for 8.8 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Gillette, during October, the rain falls for 8.8 days and regularly aggregates up to 1.18" (30mm) of precipitation.
• Rock Springs - October »
  In Rock Springs, during October, snow falls for 4.2 days and regularly aggregates up to 1.77" (45mm) of snow. In Rock Springs, Wyoming, in October, it is raining for 7.2 days, with typically 0.94" (24mm) of accumulated precipitation.
• Sheridan - October »
  In Sheridan, Wyoming, in October, during 12.6 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In Sheridan, in October, snow falls for 4.6 days, with typically accumulated 3.94" (100mm) of snow.
• Green River - October »
  In Green River in October, during 4.2 snowfall days, 1.77" (45mm) of snow is typically accumulated. In Green River, in October, snow falls for 4.2 days, with typically accumulated 1.77" (45mm) of snow.
• Evanston - October »
  In Evanston, during October, snow falls for 5.5 days and regularly aggregates up to 3.54" (90mm) of snow. In Evanston, during October, the rain falls for 5.8 days and regularly aggregates up to 0.83" (21mm) of precipitation.
• Riverton - October »
  In Riverton, in October, during 3.1 snowfall days, 1.26" (32mm) of snow is typically accumulated. In Riverton, in October, it is raining for 4.9 days, with typically 0.47" (12mm) of accumulated precipitation.
• Jackson - October »
  In Jackson in October, snow falls for 13.3 days, with typically accumulated 12.2" (310mm) of snow. In Jackson during October, the rain falls for 7.3 days and regularly aggregates up to 1.93" (49mm) of precipitation.
• Cody - October »
  In Cody, in October, snow falls for 3.6 days, with typically accumulated 2.13" (54mm) of snow. In Cody, in October, snow falls for 3.6 days, with typically accumulated 2.13" (54mm) of snow.
• Rawlins - October »
  In Rawlins in October, during 6.8 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Rawlins, during October, the rain falls for 6.8 days and regularly aggregates up to 0.98" (25mm) of precipitation.