Guilford (CT) 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 Guilford, Connecticut, United States of America. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

If you're visiting Guilford, timing is key. In July, you can enjoy up to 293 hours of sunshine, while the shorter days of November provide just 139 hours. The total annual amount of sun is 2579 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Guilford. While July receives considerable daily sunshine with up to 9.8 hours, November marks the darkest time of the year, where sunshine is scarce with only 4.6 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 64% of the time during the day in July, the highest percentage of any month. November has the lowest percentage at 47%.

Guilford enjoys an average of 2579 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, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

Boston, USA, enjoys 2629 hours of sunshine annually, with distinct seasons and many bright, sunny days.

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

June, Guilford’s wettest month, receives 89 mm (3.5 in) of rainfall and has a maximum daytime temperature of 25°C (77°F). During the driest month November you can expect a temperature of 12°C (54°F).

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