December Temperature Averages in Costa Rica

Average December 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 December temperatures
High °F	Low °F	Place	High °C	Low °C
82	65	Alajuela	28	18
75	60	Barva	24	15
75	60	Heredia	24	15
86	71	Los Chiles	30	22
75	64	Quesada	24	18
84	71	Upala	29	22

Temperature averages for December
High °F	Low °F	Place	High °C	Low °C
87	69	Buenos Aires	31	20
89	73	Cañas	32	23
91	70	Liberia	33	21
91	73	Nicoya	33	23
85	75	Puntarenas	30	24
87	72	Quepos	31	22
89	71	Río Claro	31	22

December temperature averages
High °F	Low °F	Place	High °C	Low °C
71	58	Cartago	22	14
82	67	Guapiles	28	20
84	70	Limón	29	21
82	62	San Isidro	28	17
74	62	San José	23	17
82	65	Turrialba	28	19