Puerto San Julián Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from pleasant to chilly in Puerto San Julián. Average maximum daytime temperatures range from a pleasant 21°C (70°F) in January, the warmest time of the year, to a chilly 8°C (46°F) during cooler months like July.

At night, you can expect temperatures ranging from 11°C (52°F) in January to around 1°C (34°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Puerto San Julián has a relatively dry climate with low precipitation, averaging 253 mm (10 in) of rain/snowfall annually. Year-round, Puerto San Julián has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 26 mm (1 in), and the driest month, April, with 17 mm (0.7 in), is minimal. For more details, please visit our Puerto San Julián Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Puerto San Julián. While January receives considerable daily sunshine with up to 8.4 hours, June marks the darkest time of the year, where sunshine is scarce with only 3.6 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The mean water temperature over the year ranges from 6°C (43°F) in September to 12°C (54°F) in January.

Water temperature over the year

The relative humidity is high throughout the year in Puerto San Julián.

The city experiences its highest humidity in June, reaching 76%. In January, the humidity drops to its lowest level at 50%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed over the year ranges from 3 m/s (6 knots) in April, May, June, July and August to 5 m/s (10 knots) in January, October and November. What does this mean?

The mean monthly wind speed over the year (meters per second)