Galveston (TX) Sunshine Hours by Month

In climate discussions, the hours of sunlight reveal much about a location. This page shows the total number of hours of direct sunlight per month and the average hours per day in Galveston, Texas, United States of America. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Galveston. Expect long, bright days with 311 hours in July and darker periods with just 147 hours in January. The total annual amount of sun is 2716 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Galveston. While July receives considerable daily sunshine with up to 10.4 hours, January marks the darkest time of the year, where sunshine is scarce with only 4.9 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 73% of the time during the day in July, the highest percentage of any month. January has the lowest percentage at 44%.

Galveston enjoys an average of 2716 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

Vancouver, Canada, receives approximately 1940 hours of sunshine annually.

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

September, Galveston’s wettest month, receives 123 mm (4.8 in) of rainfall and has a maximum daytime temperature of 31°C (88°F). During the driest month February you can expect a temperature of 17°C (63°F).

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