Suwanee (GA) Sunshine Hours by Month

The amount of sunshine is fundamental to comprehending a place's climate. This page shows the total number of hours of direct sunlight per month and the average hours per day in Suwanee, Georgia, United States of America. Long-term data from 1990 to 2020 was used to calculate these averages.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Suwanee. Expect long, bright days with 288 hours in May and darker periods with just 164 hours in January. The total annual amount of sun is 2733 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Suwanee. While May receives considerable daily sunshine with up to 9.6 hours, January marks the darkest time of the year, where sunshine is scarce with only 5.5 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 68% of the time during the day in October, the highest percentage of any month. January has the lowest percentage at 52%.

Suwanee enjoys an average of 2733 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.

Manchester, UK, experiences just around 1420 hours of sunshine annually.

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.

December, Suwanee’s wettest month, receives 121 mm (4.8 in) of rainfall and has a maximum daytime temperature of 13°C (55°F). During the driest month April you can expect a temperature of 23°C (73°F).

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