About San Francisco la Union, Quetzaltenango's Climate & Weather History

San Francisco la Union is a city of approximately 1,200 people in Quetzaltenango, Guatemala. Located in the America/Guatemala time zone at 14.9°N latitude.

In 2025, San Francisco la Union recorded an average annual temperature of 54°F. The hottest temperatures reached 75°F in March; the coolest were 37°F in January. Total precipitation for the year was 46 inches, with the wettest month being September.