McKinney (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 McKinney, Texas, United States of America. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

Seasonal sunshine in McKinney 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 McKinney, 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%.

McKinney enjoys an average of 2871 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 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 Shanghai, China, the annual average sunshine is 1780 hours, with cloudier weather in summer.

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

May, McKinney’s wettest month, receives 56 mm (2.2 in) of rainfall and has a maximum daytime temperature of 28°C (82°F). During the driest month February you can expect a temperature of 15°C (59°F).

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