Average Monthly Sunshine in Rosemead (CA)

The graphs on this page shows the average number of hours per month and per day that Rosemead receives direct sunlight. The numbers are calculated over a 30-year period to provide a reliable average.

Monthly hours of sunshine

Sunshine in Rosemead varies greatly throughout the year. The sunniest month, July, reaches an impressive 364 hours, while November, the darkest month, offers only 217 hours. The total annual amount of sun is 3259 hours.

Daily hours of sunshine

Seasonal changes in sunshine hours are quite obvious in Rosemead. While July receives considerable daily sunshine with up to 12.1 hours, November marks the darkest time of the year, where sunshine is scarce with only 7.2 hours of sunlight per day.

Rosemead’s total hours of sunshine compared to other major cities

Rosemead enjoys an average of 3259 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, London, UK, receives only about 1659 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.

Other climate information

December, Rosemead’s wettest month, receives 0.3 mm of rainfall and has a maximum daytime temperature of 20°C. During the driest month August you can expect a temperature of 32°C.

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