September Temperature Averages in Costa Rica





Average September temperatures for cities and other locations throughout Costa Rica are listed below in degrees Celsius and Fahrenheit.

You can jump to a separate table for each region of the country: North – Central Costa Rica covering the provinces of Alajuela and Heredia, Western Costa Rica comprising Puntarenas and Guanacaste provinces, and Central & Eastern Costa Rica taking in San José, Cartago and Limón provinces.

The tables give the month's maximum and minimum average daily temperatures based on weather data collected over many years.

North – Central Costa Rica

Average September temperatures
High °F Low °F Place High °C Low °C
82 65 Alajuela 28 18
77 60 Barva 25 15
77 59 Heredia 25 15
90 73 Los Chiles 32 23
79 66 Quesada 26 19
90 73 Upala 32 23

Western Costa Rica

Temperature averages for September
High °F Low °F Place High °C Low °C
87 69 Buenos Aires 30 21
89 73 Cañas 32 23
88 72 Liberia 31 22
90 74 Nicoya 32 23
84 74 Puntarenas 29 23
87 73 Quepos 30 23
88 72 Río Claro 31 22

Central & Eastern Costa Rica

September temperature averages
High °F Low °F Place High °C Low °C
77 60 Cartago 25 16
85 69 Guapiles 29 21
87 73 Limón 31 23
82 65 San Isidro 28 18
79 64 San José 26 18
82 66 Turrialba 28 19
Reference

Instituto Meteorológico Nacional De Costa Rica. Climatic Data..

World Meteorological Organization. World Weather Information Service. Costa Rica.

Costa Rica Temperatures
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