Upper Lake (CA) 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 Upper Lake, California, United States of America. These values are calculated using 30 years of data (1990–2020) to ensure accuracy.

Monthly hours of sunshine

If you're visiting Upper Lake, timing is key. In May, you can enjoy up to 310 hours of sunshine, while the shorter days of December provide just 160 hours. The total annual amount of sun is 3042 hours.

Daily hours of sunshine

In Upper Lake, summer days are longer and more sunny, with daily sunshine hours peaking at 10.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.3 hours per day.

Average percent of sunshine

On average the sun shines 79% of the time during the day in April, the highest percentage of any month. December has the lowest percentage at 55%.

Upper Lake vs Major Cities: Sunshine Compared

Upper Lake enjoys an average of 3042 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.

Adelaide, Australia, enjoys 2770 hours of sunshine annually, with long, sunny summers.

Related Climate Data for Upper Lake

December, Upper Lake’s wettest month, receives 1.3 mm (0.1 in) of rainfall and has a maximum daytime temperature of 12°C (54°F). During the driest month August you can expect a temperature of 33°C (91°F).

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