Plano (TX) Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Plano, Texas, United States of America. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Sunshine in Plano varies greatly throughout the year. The sunniest month, July, reaches an impressive 333 hours, while December, the darkest month, offers only 175 hours. The total annual amount of sun is 2871 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Plano. 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.

Average percent of sunshine

On average the sun shines 77% of the time during the day in July, the highest percentage of any month. December has the lowest percentage at 56%.

Plano 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, Brussels, Belgium, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.

Meanwhile, Buenos Aires, Argentina, enjoys a humid subtropical climate with 2520 hours of sunshine annually.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

May, Plano’s wettest month, receives 52 mm (2 in) of rainfall and has a maximum daytime temperature of 28°C (82°F). During the driest month August you can expect a temperature of 36°C (97°F).

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