Average Monthly Sunshine in Oswego (IL)
The graphs on this page shows the average number of hours per month and per day that Oswego receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.
Monthly hours of sunshine
Seasonal sunshine in Oswego varies. It peaks at 319 hours in July and drops to 107 hours in December. The total annual amount of sun is 2509 hours.
Daily hours of sunshine
Seasonal changes in sunshine hours are quite obvious in Oswego. 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.
Oswego’s total hours of sunshine compared to other major cities
Oswego enjoys an average of 2509 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, Brussels, Belgium, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.
In Shanghai, China, the annual average sunshine is 1780 hours, with cloudier weather in summer.
Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.
Other climate information
June, Oswego’s wettest month, receives 104 mm of rainfall and has a maximum daytime temperature of 27°C. During the driest month January you can expect a temperature of -1°C.
For more detailed insights into the city’s temperatures, check out our Temperature page. To explore more about precipitation patterns, visit our Oswego Precipitation page.
