Average Monthly Sunshine in Caseyville (IL)

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

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Caseyville. Expect long, bright days with 311 hours in July and darker periods with just 128 hours in December. The total annual amount of sun is 2594 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 10.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.3 hours of sunlight per day.

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

Caseyville enjoys an average of 2594 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

In contrast, Brussels, Belgium, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.

Toronto, Canada, sees around 2071 hours of sunshine each year, with especially long, bright summer days.

In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.

Other climate information

June, Caseyville’s wettest month, receives 103 mm of rainfall and has a maximum daytime temperature of 30°C. During the driest month January you can expect a temperature of 5°C.

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