Average Monthly Sunshine in Westmont (IL)

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

Monthly hours of sunshine

Sunshine in Westmont 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 2520 hours.

Daily hours of sunshine

For those who appreciate different seasons, Westmont 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.

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

Westmont enjoys an average of 2520 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

The climate in San Francisco, USA, includes 3072 hours of sunshine annually, thanks to its mild coastal weather.

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

Other climate information

June, Westmont’s wettest month, receives 114 mm of rainfall and has a maximum daytime temperature of 27°C. During the driest month January you can expect a temperature of -0°C.

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