Mount Prospect (IL) Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in Mount Prospect, Illinois, United States of America. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020.

Monthly hours of sunshine

Sunshine in Mount Prospect varies greatly throughout the year. The sunniest month, July, reaches an impressive 319 hours, while December, the darkest month, offers only 107 hours. The total annual amount of sun is 2509 hours.

Daily hours of sunshine

For those who appreciate different seasons, Mount Prospect serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.6 hours of sunshine daily, and embrace the darker days in December, offering only 3.6 hours of daily sunlight.

Average percent of sunshine

On average the sun shines 69% of the time during the day in July, the highest percentage of any month. December has the lowest percentage at 37%.

Mount Prospect enjoys an average of 2509 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

In contrast, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

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

June, Mount Prospect’s wettest month, receives 115 mm (4.5 in) of rainfall and has a maximum daytime temperature of 26°C (79°F). During the driest month January you can expect a temperature of -1°C (30°F).

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