Climate and Average Weather Year Round in Wyoming, United States 

In Wyoming, summers bring warmth and partial cloud cover, while winters usher in freezing temperatures, snowfall, wind, and predominantly cloudy skies. Throughout the year, temperatures typically range from 19°F to 83°F, with rare occurrences below 4°F or above 90°F.

For those seeking warm-weather activities, the optimal time to visit Wyoming, according to tourism ratings, spans from mid-June to early September.

Average Temperature in Wyoming 

During the warm season, which spans 3.8 months from May 23 to September 16, Wyoming experiences average daily high temperatures above 72°F. July emerges as the hottest month, with an average high of 82°F and a low of 63°F.

Conversely, the cold season prevails for 3.3 months, lasting from November 30 to March 9, characterized by average daily high temperatures below 41°F. January marks the coldest month, with an average low of 20°F and a high of 31°F.

Rainfall in Wyoming 

To highlight fluctuations within months rather than mere monthly totals, we track rainfall accrued over a sliding 31-day period, centered around each day of the year. Wyoming displays notable seasonal diversity in monthly rainfall.

Precipitation occurs year-round in Wyoming. September stands out as the wettest month, with an average rainfall of 3.2 inches.

Conversely, January experiences the lowest rainfall, averaging 0.8 inches.

Snowfall in Wyoming 

Similar to rainfall, we track snowfall accumulated over a sliding 31-day period centered around each day of the year to capture seasonal variations. Wyoming exhibits notable differences in monthly snowfall throughout the year.

The snowy season spans 4.9 months, lasting from November 9 to April 5, with consistent snowfall exceeding 1.0 inches in a 31-day period. January sees the highest snowfall, averaging 6.5 inches.

Conversely, the snowless period spans 7.1 months, from April 5 to November 9. July 20 typically experiences the least snow accumulation, with an average total of 0.0 inches.

See more: https://weatherusa.app/wyoming