Utulei Sunshine Hours by Month

When exploring climate, sunlight hours tell an important story. This page shows the total number of hours of direct sunlight per month and the average hours per day in Utulei, American Samoa. These averages rely on historical data collected over 30 years, from 1990 to 2020.

Monthly hours of sunshine

Seasonal sunshine in Utulei varies. It peaks at 199 hours in September and drops to 112 hours in June. The total annual amount of sun is 1870 hours.

Daily hours of sunshine

In Utulei, summer days are longer and more sunny, with daily sunshine hours peaking at 6.6 hours in September. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 3.7 hours per day.

Average percent of sunshine

On average the sun shines 54% of the time during the day in September, the highest percentage of any month. June has the lowest percentage at 34%.

Utulei vs Major Cities: Sunshine Compared

Utulei enjoys an average of 1870 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.

The climate in San Francisco, USA, includes 3072 hours of sunshine annually, thanks to its mild coastal weather.

Melbourne, Australia, has 2380 hours of sunshine annually, with its famous “four seasons in a day” weather pattern.

Related Climate Data for Utulei

January, Utulei’s wettest month, receives 265 mm (10 in) of rainfall and has a maximum daytime temperature of 29°C (84°F). During the driest month August you can expect a temperature of 28°C (82°F).

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