About Jose de San Martin, Chubut's Climate & Weather History

Jose de San Martin is a city of approximately 1,500 people in Chubut, Argentina. Located in the America/Argentina/Catamarca time zone at 44.1°S latitude.

In 2025, Jose de San Martin recorded an average annual temperature of 47°F. The hottest temperatures reached 86°F in January; the coolest were 8°F in June. Total precipitation for the year was 13 inches, with the wettest month being September. Snowfall for the year totaled approximately 5 inches.