Cromwell (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 Cromwell, Connecticut, United States of America. These averages rely on historical data collected over 30 years, from 1990 to 2020.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate Cromwell. Expect long, bright days with 293 hours in July and darker periods with just 139 hours in November. The total annual amount of sun is 2579 hours.

Daily hours of sunshine

In Cromwell, summer days are longer and more sunny, with daily sunshine hours peaking at 9.8 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 4.6 hours 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%.

Cromwell enjoys an average of 2579 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.

In contrast, London, UK, receives only about 1659 hours of sunshine per year, known for its frequently overcast and rainy skies.

In Chicago, USA, the annual sunshine averages 2520 hours, contributing to its humid continental climate.

Perth, Australia, enjoys 3180 hours of sunshine annually, the highest among major Australian cities.

June, Cromwell’s wettest month, receives 111 mm (4.4 in) of rainfall and has a maximum daytime temperature of 26°C (79°F). During the driest month September you can expect a temperature of 25°C (77°F).

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