Harlingen (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 Harlingen, Texas, United States of America. The numbers reflect climate data gathered over a 30-year period, from 1990 to 2020.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Harlingen. Expect long, bright days with 326 hours in July and darker periods with just 133 hours in January. The total annual amount of sun is 2715 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Harlingen. While July receives considerable daily sunshine with up to 10.9 hours, January marks the darkest time of the year, where sunshine is scarce with only 4.4 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 78% of the time during the day in July, the highest percentage of any month. January has the lowest percentage at 38%.

Harlingen vs Major Cities: Sunshine Compared

Harlingen enjoys an average of 2715 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, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

Beijing, China, has 2505 hours of sunshine annually, with clear, sunny days in winter.

In Tokyo, Japan, the average annual sunshine is 1930 hours, with sunny periods between rainy seasons.

Related Climate Data for Harlingen

September, Harlingen’s wettest month, receives 53 mm (2.1 in) of rainfall and has a maximum daytime temperature of 33°C (91°F). During the driest month February you can expect a temperature of 24°C (75°F).

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