[1] Contumazá has a subtropical highland climate (Köppen: Cwb)[2] characterized by mild temperatures and a distinct wet and dry seasons.

Contumazá receives the majority of its precipitation during the wet season, which typically spans from January to April.

March is the wettest month, receiving an average of 230 millimetres (9.1 in) of precipitation.

[3] Contumazá experiences relatively stable temperatures throughout the year, with minor variations between months.

The dry season experiences larger diurnal air temperature variation, with warmer days and cooler nights, compared to the wet season.