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Monthly climate in Puntarenas, Costa Rica

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Puntarenas features a tropical savanna climate (Aw).Temperatures typically range between 25 °C (77 °F) and 27 °C (81 °F) through the year, but rarely can drop to 20 °C (68 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 3271 mm (128.8 inches) and receives 273 rainy days on the 1 mm (0.04 inches) threshold annually.Puntarenas enjoys an average of 3300 hours of sunshine throughout the year, and daylight varies from 11 hours 32 minutes to 12 hours 41 minutes per day.

Monthly average temperatures in Puntarenas, Costa Rica §

The warmest months in Puntarenas are February, March and April, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in September, October and November, when daily mean temperatures range from 25 to 25 °C (77 - 77 °F) throughout the day. On average each year, Puntarenas experiences 327 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 Puntarenas, 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 32°C
(90°F)		 33°C
(92°F)		 34°C
(93°F)		 33°C
(91°F)		 31°C
(88°F)		 31°C
(87°F)		 31°C
(87°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)		 30°C
(86°F)		 31°C
(89°F)
Mean maximum 31°C
(88°F)		 32°C
(90°F)		 33°C
(91°F)		 31°C
(89°F)		 30°C
(86°F)		 30°C
(85°F)		 30°C
(86°F)		 30°C
(86°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 30°C
(86°F)
Average high 29°C
(85°F)		 31°C
(87°F)		 31°C
(88°F)		 29°C
(85°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(83°F)
Daily mean 26°C
(78°F)		 26°C
(80°F)		 27°C
(81°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(78°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(78°F)
Average low 23°C
(73°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)
Mean minimum 21°C
(71°F)		 21°C
(71°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 22°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(71°F)
Minimum 20°C
(69°F)		 20°C
(68°F)		 21°C
(71°F)		 21°C
(71°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(71°F)		 21°C
(70°F)

Compare climate in Puntarenas with other places

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

Monthly average precipitation in Puntarenas, Costa Rica §

Puntarenas usually has the most precipitation in May, September and October, with an average of 30 rainy days and 496 mm (19.5 inches) of precipitation per month.The driest months in Puntarenas are January, February and March. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puntarenas, 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) 29 (1.1) 14 (0.5) 20 (0.8) 147 (5.8) 424 (16.7) 421 (16.6) 365 (14.4) 421 (16.6) 422 (16.6) 643 (25.3) 275 (10.8) 89 (3.5)
Average precipitation days (≥ 1 mm) 8 4 5 25 31 30 30 31 30 30 29 20

Monthly sunshine hours in Puntarenas, Costa Rica §

The sunniest months in Puntarenas are March, April and December, when the sun shines an average of 10 hours 23 minutes a day.Least sunny months in Puntarenas: August, September and October receive an average of 7 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puntarenas, 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 257 298 331 313 261 259 266 246 250 230 272 310
Mean daily daylight hours 11h 36m 11h 47m 12h 3m 12h 20m 12h 34m 12h 41m 12h 37m 12h 25m 12h 9m 11h 52m 11h 39m 11h 32m

Solar UV radiation in Puntarenas, Costa Rica §

Puntarenas experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Puntarenas UV Index data.

Average daily maximum UV levels by month for Puntarenas, 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) 11 13 14 14 14 14 13 13 13 13 11 10