Cartago Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Cartago.
Climate overview of Cartago
Cartago, Cartago, Costa Rica, enjoys a steady climate throughout the year, with daytime temperatures typically around 23°C (73°F). April is the warmest month at 24°C (75°F), while January is the coolest at 22°C (72°F).
The city has a wet climate, receiving around 3240 mm (128 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from May to November. October is the wettest month. Sunshine peaks in March, when the city sees around 9.5 hours of sunshine per day.
Cartago Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cartago - and find the best time to visit.
Monthly Temperature in Cartago
The temperature in Cartago remains steady throughout the year, providing a consistently comfortable climate. On average, daytime temperatures range from a comfortable 24°C (75°F) in April to a comfortable 22°C (72°F) in January.
Nighttime temperatures range from 16°C (61°F) in April to 14°C (57°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Cartago
Cartago has a relatively rainy climate with high precipitation levels, averaging 3240 mm (128 in) of rainfall annually. The seasons in Cartago bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 480 mm (19 in) of precipitation. This rainfall is distributed across 24 rainy days.
In contrast, the driest month, March, experiences much less rainfall, totaling 72 mm (2.8 in) over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Cartago 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 Cartago
In Cartago, summer days are longer and more sunny, with daily sunshine hours peaking at 9.5 hours in March. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 4.8 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Cartago by Month
The relative humidity is high throughout the year in Cartago.
The city experiences its highest humidity in October, reaching 87%. In March, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Cartago
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 and March
- Warmest weather: February, March, April, May, June, July, August, September and October
- Most sunshine: January and March
- Fewest rainy days: February and March
- Seasonal pattern: A distinct rainy season from May to November
Frequently asked questions about the climate in Cartago
What is the best time to visit Cartago?
January, February and March typically offer the most optimal weather in Cartago. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions. Cartago has a distinct rainy season from May to November.
What temperatures can I expect in Cartago?
Daytime highs range from 22°C (72°F) in January to 24°C (75°F) in April. Nighttime lows range from 14°C (57°F) to 16°C (61°F). Temperatures stay relatively stable year-round.
How much rain does Cartago get?
Annual rainfall is around 3240 mm (128 in). October is the wettest month with 480 mm (19 in), while March is the driest with 72 mm (2.8 in).
How sunny is Cartago?
Cartago receives around 2,446 hours of sunshine per year. March is the sunniest month with 284 hours, while June is the cloudiest with just 145 hours. Overall, Cartago enjoys abundant sunshine.
Cartago 3-Day Forecast
Cartago on the map
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