About La Union, Valle del Cauca Department

La Union, in Valle del Cauca Department, Colombia, is home to roughly 41,000 people in the America/Bogota time zone at 4.5°N latitude.

Recent weather here gives a sense of typical conditions: in 2025, La Union recorded a mean annual temperature of 73°F, ranging from 62°F lows in July to 95°F highs in September, with about 118 inches of precipitation across the year.