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Guanacaste Costa Rica
Temperatures in December
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Temperature in Guanacaste in December

Guanacaste is a region in Costa Rica. December in has maximum daytime temperatures ranging from high in Nuevo Arenal with 28°C to very high temperatures in Nicoya with 32°C. Nighttime temperatures generally drop to 22°C in Nicoya and 20°C in Nuevo Arenal.

What is the temperature of the different cities in Guanacaste in December?

To get a sense of December's typical temperatures in the key spots of Guanacaste, explore the map below. Click on a point for an in-depth look.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

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Check the weather conditions for any month in Costa Rica.

For a detailed overview of the weather over the year and the best time to visit Costa Rica, check out our Guanacaste's climate page.

  • What is the warmest city in December in Guanacaste?
    • From a thorough analysis of our records, Nicoya clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 32°C, and evenings that remain near 22°C.

  • What is the coldest city in December in Guanacaste?
    • According to our data, Nuevo Arenal holds the title for the coldest city in Guanacaste in December. It experiences maximum temperatures of approximately 28°C and drops to lows of about 20°C during the night.

  • How much sun does Guanacaste get in December?
    • The city Tamarindo usually sees around 258 hours of sunlight, indicating many sunny days.

    Interested in more climate information?

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