ClimateForecastDecemberJanuary >>

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.

Map not visible? Whoops sorry! Please refresh the page.
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

  • 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?

    We have much more information about the climate in Guanacaste. Interested in the weather conditions in a specific month? Select the month below.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      
  • Weather and climate has detailed information for every country in the world. Are you going to Costa Rica? Get detailed historical weather averages for many cities in Costa Rica.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.