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Monthly climate in Los Chiles, Alajuela, Costa Rica

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Los Chiles features a tropical savanna climate (Aw).Temperatures typically range between 24 °C (76 °F) and 26 °C (80 °F) through the year, but rarely can drop to 17 °C (62 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 2582 mm (101.7 inches) and receives 320 rainy days on the 1 mm (0.04 inches) threshold annually.Los Chiles enjoys an average of 3335 hours of sunshine throughout the year, and daylight varies from 11 hours 28 minutes to 12 hours 45 minutes per day.

Monthly average temperatures in Los Chiles, Alajuela, Costa Rica §

The warmest months in Los Chiles are April, May and June, with daily mean temperatures ranging from 26 to 26 °C (79 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 24 to 25 °C (76 - 77 °F) throughout the day. On average each year, Los Chiles experiences 328 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 Los Chiles, Alajuela, 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 30°C
(87°F)		 32°C
(91°F)		 33°C
(91°F)		 34°C
(94°F)		 35°C
(96°F)		 35°C
(95°F)		 33°C
(91°F)		 33°C
(91°F)		 34°C
(93°F)		 33°C
(92°F)		 32°C
(89°F)		 30°C
(87°F)
Mean maximum 29°C
(85°F)		 31°C
(88°F)		 31°C
(89°F)		 33°C
(93°F)		 34°C
(93°F)		 33°C
(92°F)		 32°C
(89°F)		 32°C
(90°F)		 33°C
(91°F)		 32°C
(90°F)		 31°C
(88°F)		 30°C
(86°F)
Average high 27°C
(82°F)		 28°C
(83°F)		 29°C
(84°F)		 31°C
(88°F)		 31°C
(87°F)		 30°C
(87°F)		 29°C
(85°F)		 29°C
(85°F)		 30°C
(87°F)		 30°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)
Daily mean 24°C
(76°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(78°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(76°F)
Average low 22°C
(71°F)		 22°C
(72°F)		 22°C
(72°F)		 23°C
(73°F)		 23°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 22°C
(72°F)
Mean minimum 19°C
(67°F)		 19°C
(66°F)		 20°C
(68°F)		 20°C
(68°F)		 22°C
(72°F)		 22°C
(73°F)		 22°C
(72°F)		 22°C
(71°F)		 22°C
(72°F)		 22°C
(71°F)		 21°C
(71°F)		 20°C
(68°F)
Minimum 17°C
(62°F)		 17°C
(63°F)		 18°C
(65°F)		 19°C
(66°F)		 21°C
(70°F)		 22°C
(71°F)		 22°C
(71°F)		 21°C
(70°F)		 21°C
(71°F)		 20°C
(69°F)		 20°C
(69°F)		 19°C
(66°F)

Compare climate in Los Chiles with other places

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

Monthly average precipitation in Los Chiles, Alajuela, Costa Rica §

Los Chiles usually has the most precipitation in May, June and October, with an average of 29 rainy days and 331 mm (13.0 inches) of precipitation per month.The driest months in Los Chiles are February, March and April. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Los Chiles, Alajuela, 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) 120 (4.7) 75 (3.0) 84 (3.3) 70 (2.7) 315 (12.4) 323 (12.7) 252 (9.9) 277 (10.9) 296 (11.7) 353 (13.9) 241 (9.5) 176 (6.9)
Average precipitation days (≥ 1 mm) 22 20 24 19 29 30 31 31 29 29 28 28

Monthly sunshine hours in Los Chiles, Alajuela, Costa Rica §

The sunniest months in Los Chiles are March, April and December, when the sun shines an average of 10 hours 10 minutes a day.Least sunny months in Los Chiles: January, June and October receive an average of 8 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Los Chiles, Alajuela, 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 242 291 326 314 275 260 272 261 264 254 276 295
Mean daily daylight hours 11h 32m 11h 46m 12h 3m 12h 22m 12h 37m 12h 45m 12h 41m 12h 27m 12h 9m 11h 51m 11h 35m 11h 28m

Solar UV radiation in Los Chiles, Alajuela, Costa Rica §

Los Chiles 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 Los Chiles UV Index data.

Average daily maximum UV levels by month for Los Chiles, Alajuela, 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 12 14 14 14 13 14 13 13 13 11 10