San Isidro Sunshine Hours by Month

Sunshine plays a big role in understanding the climate of a city. This page shows the total number of hours of direct sunlight per month and the average hours per day in San Isidro, Buenos Aires Province, Argentina. This average is based on long-term data collected between 1990 and 2020.

Monthly hours of sunshine

Those who love seasonal contrasts will appreciate San Isidro. Expect long, bright days with 285 hours in January and darker periods with just 132 hours in June. The total annual amount of sun is 2526 hours.

Daily hours of sunshine

This means the city can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 9.5 hours of sunshine daily. In contrast, the city experiences much darker days in June, with only 4.4 hours of sunlight per day.

San Isidro enjoys an average of 2526 hours of sunshine annually. Let’s compare this with some popular tourist destinations:

In Barcelona, Spain, there are 2530 hours of sunshine annually and is a city that can be visited year-round.

In contrast, Tromsø , Norway, receives only about 1270 hours of sunshine per year, known for the polar night with no sunlight for weeks during winter.

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.

October, San Isidro’s wettest month, receives 87 mm (3.4 in) of rainfall and has a maximum daytime temperature of 22°C (72°F). During the driest month August you can expect a temperature of 17°C (63°F).

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