About Jaco, Puntarenas Province

Jaco, in Puntarenas Province, Costa Rica, is home to roughly 4,100 people in the America/Costa Rica time zone at 9.6°N latitude.

Recent weather here gives a sense of typical conditions: in 2025, Jaco recorded a mean annual temperature of 78°F, ranging from 71°F lows in January to 91°F highs in March, with about 132 inches of precipitation across the year.