Coco Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Coco.
Climate overview of Coco
The climate in Coco, Guanacaste, Costa Rica, is remarkably consistent, with temperatures year-round averaging 31°C (88°F). The warmest month is April at 33°C (91°F), and the coolest is October at 30°C (86°F).
With around 1514 mm (60 in) of annual rainfall, Coco has a notably wet climate. However, this rainfall is not evenly distributed, the city has distinct dry (December to April) and wet (August to October) seasons. The wettest month is October. The sunniest month is March, with 10.2 hours of sunshine per day on average.
Coco Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Coco - and find the best time to visit.
Monthly Temperature in Coco
In Coco temperatures are generally consistent throughout the year. Average daytime temperatures reach a very warm 33°C (91°F) in April. In October, the coolest month of the year, temperatures drop to a comfortable 30°C (86°F).
At night, temperatures range from around 26°C (79°F) in April to 24°C (75°F) in October.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Coco
Coco experiences significant rainfall throughout the year, averaging 1514 mm (60 in) of precipitation annually. Coco can be quite wet during October, receiving approximately 328 mm (13 in) of precipitation over 21 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 3 mm (0.1 in) of precipitation spread across 5 rainy days. For more details, please visit our Coco Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Coco
Coco can be enjoyed more throughout the sunniest month of March under a blue sky, with approximately 10.2 hours of sunshine daily. In contrast, the city experiences much darker days in September, with only 5.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Coco by Month
The relative humidity is high throughout the year in Coco.
The city experiences its highest humidity in September, reaching 86%. In March, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Coco
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March and December
- Warmest weather: February, March, April and May
- Most sunshine: January and March
- Fewest rainy days: February and March
- Wettest months: May, June, July, August, September and October, when rainfall is highest.
- Seasonal pattern: Distinct dry (December to April) and wet (August to October) seasons
Frequently asked questions about the climate in Coco
What is the best time to visit Coco?
January, February, March and December typically offer the most optimal weather in Coco. In contrast, May, June, August, September and October tend to have less optimal conditions. Coco has distinct dry (December to April) and wet (August to October) seasons.
What temperatures can I expect in Coco?
Daytime highs range from 30°C (86°F) in October to 33°C (91°F) in April. Nighttime lows range from 24°C (75°F) to 26°C (79°F). Temperatures stay relatively stable year-round.
How much rain does Coco get?
Annual rainfall is around 1514 mm (60 in). October is the wettest month with 328 mm (13 in), while February is the driest with 3 mm (0.1 in).
How sunny is Coco?
Coco receives around 2,675 hours of sunshine per year. March is the sunniest month with 305 hours, while September is the cloudiest with just 158 hours. Overall, Coco enjoys abundant sunshine.
Coco 3-Day Forecast
Coco on the map
Coco is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Tamarindo
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