Sundance (WY) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sundance.
Climate overview of Sundance
Temperatures in Sundance, Wyoming, United States of America, vary greatly throughout the year. July is the hottest month at 29°C (84°F), while December is the coldest at 1°C (34°F).
The city receives around 540 mm (21 in) of rain/snowfall per year. It experiences a distinct dry season from November to March. May is the wettest month and December the driest.
Sundance Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sundance — and find the best time to visit.
Monthly Temperature in Sundance
The climate in Sundance is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 29°C (84°F) in July to a very cold 1°C (34°F) in December.
Nighttime temperatures range from 13°C (55°F) in July to -11°C (12°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sundance
Generally, Sundance receives mid-range precipitation levels, with 540 mm (21 in) annually. The seasons in Sundance bring significant changes in precipitation. The wettest month, May, receives high rainfall, with an average of 103 mm (4.1 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, December, experiences much less snowfall, totaling 23 mm (0.9 in) over 11 snowy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Sundance Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Sundance
Frequently asked questions about the climate in Sundance
What is the best time to visit Sundance?
June, July, August and September typically offer the most optimal weather in Sundance. In contrast, January, February and December tend to have less optimal conditions. Sundance has a distinct dry season from November to March.
What temperatures can I expect in Sundance?
Daytime highs range from 1°C (34°F) in December to 29°C (84°F) in July. Nighttime lows range from -11°C (12°F) to 13°C (55°F). Temperatures vary considerably through the year.
How much rain does Sundance get?
Annual rainfall is around 540 mm (21 in). May is the wettest month with 103 mm (4.1 in), while December is the driest with 23 mm (0.9 in).
Sundance 3-Day Forecast
Sundance (WY) 3-Day Forecast
Sundance on the map
Sundance is highlighted — select any city to see its climate.
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