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Average Monthly Sunshine in Lemont (IL)

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

Monthly hours of sunshine


Seasonal sunshine in Lemont varies. It peaks at 319 hours in July and drops to 107 hours in December. The total annual amount of sun is 2520 hours.

Daily hours of sunshine


Seasonal changes in sunshine hours are quite obvious in Lemont. While July receives considerable daily sunshine with up to 10.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 3.6 hours of sunlight per day.

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

Lemont enjoys an average of 2520 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, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Oslo, Norway, receives approximately 1690 hours of sunshine annually.

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

Other climate information

June, Lemont’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 Lemont Precipitation page.


Forecast: is it sunny in Lemont (IL)?

Tue   Dec 24
4°C | -1°C
NE 5 m/s
overcast and no rain

overcast and no rain

Wed   Dec 25
4°C | -1°C
E 4 m/s
overcast and no rain

overcast and no rain

Thu   Dec 26
9°C | 2°C
SE 5 m/s
1.5 mm
broken clouds and rain

broken clouds and rain

Interested in more climate information?

This site provides you with all the information you need about the climate in Lemont.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.