Mystic (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 Mystic, Connecticut, 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 Mystic varies. It peaks at 290 hours in July and drops to 147 hours in November. The total annual amount of sun is 2598 hours.

Daily hours of sunshine

In Mystic, summer days are longer and more sunny, with daily sunshine hours peaking at 9.7 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 4.9 hours per day.

Average percent of sunshine

On average the sun shines 63% of the time during the day in July, the highest percentage of any month. November has the lowest percentage at 49%.

Mystic enjoys an average of 2598 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

The city of Rome, Italy, experiences 2470 hours of sunshine annually, adding to its charm as a year-round tourist destination.

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

In Seoul, South Korea, there are approximately 2133 hours of sunshine per year, mostly during spring and autumn.

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

December, Mystic’s wettest month, receives 101 mm (4 in) of rainfall and has a maximum daytime temperature of 7°C (45°F). During the driest month August you can expect a temperature of 26°C (79°F).

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