The climate in Costa Rica

Average daytime and nighttime temperatures

All climatic diagrams of this page are taken from the collected data from 8 measuring stations in Costa Rica.
Weather stations at an altitude above 910m have not been included.
All data correspond to the average monthly values of the last 20 years.

Back to overview: Costa Rica

Climate zone: tropics

High humidity in Costa Rica and high temperatures are causing a pleasant weather at times, but also and partly tropical hot and humid. It is warm to hot all year round and invites to bathe at average water temperatures of 28 degrees.

Duration of daylight and sunshine in Costa Rica

Travel season

Dued to the lesser rain the best time for traveling is from December to April. Most precipitation decrease from May to October.

hours of sunshine per day

Climate charts for other regions in Costa Rica

San José
rainy days per month
Precipitation in mm/day
Relative humidity in %
Water temperature
Absolute humidity in g/m³ (approx.)