Green River (WY) Weather & Climate: Best Time to Visit
Green River, Wyoming, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 30°C (86°F) in July, while winters cool to 0°C (32°F) in January.
Rain/snowfall is extremely rare, with only 240 mm (9.4 in) falling across the entire year.
Monthly Temperature in Green River
Depending on the time of the year, temperatures range from very warm to very cold in Green River. Average maximum daytime temperatures range from a very warm 30°C (86°F) in July, the warmest time of the year, to a very cold 0°C (32°F) during cooler months like January.
At night, you can expect temperatures ranging from 12°C (54°F) in July to around -12°C (10°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Green River
Green River has a dry climate with very low precipitation, averaging 240 mm (9.4 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, May it receives moderate rainfall, averaging 44 mm (1.7 in) of precipitation, recorded across 9 rainy days. In contrast, the driest month January brings less snowfall, with 7.1 mm (0.3 in) over 5 snowy days. For more details, please visit our Green River Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Green River (WY) 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Green River
During the months of May, June, August and September, Green River enjoys pleasant weather with average temperatures ranging from 18°C (64°F) to 29°C (84°F). These months are perfect for sightseeing and exploring.Rainfall during this time ranges from 17 mm (0.7 in) in August to 44 mm (1.7 in) in May. This means you can expect a mix of sunny days and occasional showers. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
