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

Monthly hours of sunshine

Seasonal sunshine in Duncanville varies. It peaks at 333 hours in July and drops to 175 hours in December. The total annual amount of sun is 2871 hours.

Daily hours of sunshine

In Duncanville, summer days are longer and more sunny, with daily sunshine hours peaking at 11.1 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.8 hours 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%.

Duncanville enjoys an average of 2871 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, 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.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

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

May, Duncanville’s wettest month, receives 46 mm (1.8 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 Duncanville Precipitation page.