Average Monthly Sunshine in Lewisville (TX)

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

Monthly hours of sunshine

If you're visiting Lewisville, timing is key. In July, you can enjoy up to 333 hours of sunshine, while the shorter days of December provide just 175 hours. The total annual amount of sun is 2871 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Lewisville. While July receives considerable daily sunshine with up to 11.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 5.8 hours of sunlight per day.

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

Lewisville enjoys an average of 2871 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, Reykjavík, Iceland, receives only about 1330 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.

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

Other climate information

May, Lewisville’s wettest month, receives 46 mm of rainfall and has a maximum daytime temperature of 29°C. During the driest month August you can expect a temperature of 36°C.

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