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Monthly climate in Cartago, Costa Rica

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Cartago features a tropical monsoon climate (Am).Temperatures typically range between 17 °C (63 °F) and 18 °C (66 °F) through the year, but rarely can drop to 11 °C (51 °F) or can rise to as high as 26 °C (79 °F).The average annual precipitation amounts to about 3345 mm (131.7 inches) and receives 253 rainy days on the 1 mm (0.04 inches) threshold annually.Cartago enjoys an average of 3032 hours of sunshine throughout the year, and daylight varies from 11 hours 33 minutes to 12 hours 40 minutes per day.

Monthly average temperatures in Cartago, Costa Rica §

The warmest months in Cartago are April, May and June, with daily mean temperatures ranging from 18 to 18 °C (65 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 18 °C (63 - 64 °F) throughout the day. On average each year, Cartago experiences 0 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Cartago, Costa Rica.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 24°C
(76°F)		 25°C
(76°F)		 25°C
(77°F)		 26°C
(78°F)		 26°C
(79°F)		 25°C
(76°F)		 24°C
(76°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)
Mean maximum 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)
Average high 22°C
(71°F)		 22°C
(72°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(72°F)		 22°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(71°F)		 21°C
(71°F)		 21°C
(71°F)
Daily mean 17°C
(63°F)		 18°C
(64°F)		 18°C
(65°F)		 18°C
(65°F)		 18°C
(65°F)		 18°C
(66°F)		 18°C
(65°F)		 18°C
(65°F)		 18°C
(65°F)		 18°C
(64°F)		 18°C
(64°F)		 17°C
(64°F)
Average low 14°C
(57°F)		 14°C
(57°F)		 14°C
(58°F)		 15°C
(60°F)		 16°C
(61°F)		 16°C
(61°F)		 16°C
(60°F)		 15°C
(60°F)		 15°C
(60°F)		 15°C
(60°F)		 15°C
(59°F)		 14°C
(58°F)
Mean minimum 12°C
(54°F)		 12°C
(54°F)		 12°C
(55°F)		 13°C
(56°F)		 15°C
(58°F)		 15°C
(59°F)		 14°C
(58°F)		 14°C
(58°F)		 14°C
(57°F)		 14°C
(57°F)		 14°C
(57°F)		 13°C
(55°F)
Minimum 11°C
(51°F)		 11°C
(51°F)		 11°C
(53°F)		 13°C
(55°F)		 14°C
(57°F)		 14°C
(57°F)		 14°C
(57°F)		 14°C
(57°F)		 14°C
(57°F)		 13°C
(55°F)		 13°C
(56°F)		 12°C
(54°F)

Compare climate in Cartago with other places

Compare temperature, precipitation, sunshine, UV index in Cartago, Costa Rica with other places around the world.

Monthly average precipitation in Cartago, Costa Rica §

Cartago usually has the most precipitation in May, September and October, with an average of 29 rainy days and 547 mm (21.5 inches) of precipitation per month.The driest months in Cartago are January, February and March. On average, 27 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cartago, Costa Rica.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 35 (1.4) 19 (0.8) 28 (1.1) 155 (6.1) 532 (21.0) 399 (15.7) 315 (12.4) 403 (15.9) 508 (20.0) 601 (23.7) 272 (10.7) 78 (3.1)
Average precipitation days (≥ 1 mm) 6 5 6 23 29 29 28 30 30 30 26 11

Monthly sunshine hours in Cartago, Costa Rica §

The sunniest months in Cartago are February, March and December, when the sun shines an average of 10 hours 11 minutes a day.Least sunny months in Cartago: August, September and October receive an average of 7 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cartago, Costa Rica.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 253 297 330 294 222 225 222 222 218 205 239 299
Mean daily daylight hours 11h 36m 11h 48m 12h 3m 12h 20m 12h 33m 12h 40m 12h 36m 12h 24m 12h 9m 11h 53m 11h 39m 11h 33m

Solar UV radiation in Cartago, Costa Rica §

Cartago experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure.January, November and December are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Cartago UV Index data.

Average daily maximum UV levels by month for Cartago, Costa Rica.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 12 14 15 16 15 14 15 14 14 14 12 11