Average Monthly Sunshine in Houston (TX)

The graphs on this page shows the average number of hours per month and per day that Houston 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 Houston, timing is key. In July, you can enjoy up to 295 hours of sunshine, while the less sunny days of January provide just 142 hours. The total annual amount of sun is 2582 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious. While July receives considerable daily sunshine with up to 9.8 hours, January marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.

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

Houston enjoys an average of 2582 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 Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

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.

Other climate information

July, Houston’s wettest month, receives 148 mm of rainfall and has a maximum daytime temperature of 34°C. During the driest month February you can expect a temperature of 19°C.

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