Average Monthly Sunshine in Aosta

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

Monthly hours of sunshine

Seasonal sunshine in Aosta varies. It peaks at 275 hours in July and drops to 70 hours in January. The total annual amount of sun is 2002 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.2 hours of sunshine daily. In contrast, the city experiences much darker days in January, with only 2.3 hours of sunlight per day.

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

Aosta enjoys an average of 2002 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, Juneau, Alaska, receives only about 1523 hours of sunshine per year and is known for its very short days in winter and frequently overcast conditions.

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

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

Other climate information

November, Aosta’s wettest month, receives 103 mm of snowfall and has a maximum daytime temperature of 1°C. During the driest month February you can expect a temperature of -3°C.

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