Daytime highs, nighttime lows and the warmest cities in Guanacaste, Costa Rica this January.
Guanacaste, Costa Rica, a region in Costa Rica, experiences maximum daytime temperatures in January ranging from 28°C (82°F) in Nuevo Arenal to 33°C (91°F) in Nicoya. Nighttime temperatures generally drop to 22°C (72°F) in Nicoya and 20°C (68°F) in Nuevo Arenal.
Curious about the January temperatures in the prime spots of Guanacaste? Navigate the map below and tap on a destination dot for more detailed stats.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Guanacaste.
Marker color shows the average daytime high temperature in January: blue is cold, red is hot.
Pick a city to see its January weather averages.
Drill down to January weather for any region in Costa Rica.
Tamarindo averages a daytime high of 32°C (90°F) in January, which is very high for Guanacaste, Costa Rica.
Nighttime temperatures in Tamarindo typically drop to around 24°C (75°F) in January.
Based on our systematic data collection, Nicoya has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 33°C (91°F), while at night it goes down to an approximate temperature of 22°C (72°F).
In our database, Nuevo Arenal is the chilliest city in January in Guanacaste, Costa Rica. Daytime temperatures typically peak at 28°C (82°F), while the nighttime lows hover around 20°C (68°F).
Tamarindo enjoys close to 295 hours of sunlight. This not only brightens the days but also uplifts the atmosphere during the month.
We have much more information about the climate in Guanacaste.
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.
Need travel inspiration? Check out our bucket list articles and be inspired.
Where the rain forest meets the ocean
I promise that you will not find a better location, better views, nicer rooms or lovelier staff anywhere in Costa Rica. This place really goes above and beyond.
Exploring Santa Teresa, Costa Rica: A Traveler's Guide
Immerse yourself in the laid-back charm of Santa Teresa, Costa Rica. Discover stunning beaches, vibrant dining spots, unique shops, and diverse activities in our comprehensive guide
Envision Festival
This event happens once a year in Uvita de Puntarenas and attracts people from all over the world. This festival is a must add to your bucket list.
Costa Rica Is Top Of The Happy Planet Index: Here's Why
Costa Rica has been crowned top of The Happy Planet Index — officially becoming the happiest, greenest country in the world. But what is it that makes this small but mighty Central American country so amazing?