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Portsmouth Sunshine Hours by Month

The amount of sunshine is fundamental to comprehending a place's climate. This page shows the total number of hours of direct sunlight per month and the average hours per day in Portsmouth, Hampshire, United Kingdom. The figures are based on a 30-year period (1990–2020) to provide a reliable average.

Monthly hours of sunshine

Data from: Southampton, the United Kingdom (25 KM, 15 Miles).

If you're visiting Portsmouth, timing is key. In July, you can enjoy up to 222 hours of sunshine, while the shorter days of December provide just 54 hours. The total annual amount of sun is 1694 hours.

Daily hours of sunshine

Data from: Southampton, the United Kingdom (25 KM, 15 Miles).

This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.8 hours of sunlight per day.

Average percent of sunshine

Data from: Southampton, the United Kingdom (25 KM, 15 Miles).

On average the sun shines 47% of the time during the day in July, the highest percentage of any month. December has the lowest percentage at 16%.

Portsmouth vs Major Cities: Sunshine Compared

Portsmouth enjoys an average of 1694 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

Seville, Spain, enjoys an impressive 2920 hours of sunshine per year, making it an ideal destination even in winter.

In contrast, Brussels, Belgium, receives only about 1590 hours of sunshine per year, known for its frequently overcast and rainy skies.

Beijing, China, has 2505 hours of sunshine annually, with clear, sunny days in winter.

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

Related Climate Data for Portsmouth

November, Portsmouth’s wettest month, receives 57 mm (2.2 in) of rainfall and has a maximum daytime temperature of 13°C (55°F). During the driest month March you can expect a temperature of 11°C (52°F).

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


Portsmouth Sunshine Forecast

More climate data for Portsmouth