West Chester (PA) Sunshine Hours by Month

Sunshine is key to understanding how a place experiences its seasons. This page shows the total number of hours of direct sunlight per month and the average hours per day in West Chester, Pennsylvania, United States of America. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Seasonal sunshine in West Chester varies. It peaks at 275 hours in July and drops to 140 hours in December. The total annual amount of sun is 2500 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in West Chester. While July receives considerable daily sunshine with up to 9.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.

Average percent of sunshine

On average the sun shines 61% of the time during the day in August, the highest percentage of any month. December has the lowest percentage at 48%.

West Chester enjoys an average of 2500 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Lisbon, Portugal, there are approximately 2801 hours of sunshine annually, highlighting its warm and sunny Mediterranean climate.

In contrast, Reykjavík, Iceland, receives only about 1330 hours of sunshine per year, known for its frequently overcast and rainy skies.

Osaka, Japan, experiences 2010 hours of sunshine annually, with bright, sunny weather in spring and autumn.

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

October, West Chester’s wettest month, receives 112 mm (4.4 in) of rainfall and has a maximum daytime temperature of 19°C (66°F). During the driest month November you can expect a temperature of 13°C (55°F).

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