Average Monthly Sunshine in Cheyenne (WY)

The graphs on this page shows the average number of hours per month and per day that Cheyenne receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in Cheyenne varies. It peaks at 320 hours in July and drops to 178 hours in December. The total annual amount of sun is 2990 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.7 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 5.9 hours of sunlight per day.

Cheyenne’s total hours of sunshine compared to other major cities

Cheyenne enjoys an average of 2990 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Athens, Greece, enjoys 2769 hours of sunshine each year, making it one of the sunniest destinations in the Mediterranean region.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast, dark winter and rainy skies.

Beijing, China, has 2505 hours of sunshine annually, with clear, sunny days in winter.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

Other climate information

May, Cheyenne’s wettest month, receives 67 mm of rainfall and has a maximum daytime temperature of 17°C. During the driest month January you can expect a temperature of 4°C.

For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Precipitation page.