Union City (GA) Sunshine Hours by Month

To truly understand a climate, we must look at its sunshine. This page shows the total number of hours of direct sunlight per month and the average hours per day in Union City, Georgia, 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 Union City varies. It peaks at 288 hours in May and drops to 164 hours in January. The total annual amount of sun is 2733 hours.

Daily hours of sunshine

In Union City, summer days are longer and more sunny, with daily sunshine hours peaking at 9.6 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 5.5 hours 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%.

Union City enjoys an average of 2733 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, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

Toronto, Canada, sees around 2071 hours of sunshine each year, with especially long, bright summer days.

In Brisbane, Australia, the annual sunshine averages 2999 hours, making it one of Australia’s sunniest cities.

December, Union City’s wettest month, receives 101 mm (4 in) of rainfall and has a maximum daytime temperature of 14°C (57°F). During the driest month September you can expect a temperature of 29°C (84°F).

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