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Monthly climate in Samara, Guanacaste, Costa Rica

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Samara features a tropical savanna climate (Aw).Temperatures typically range between 25 °C (77 °F) and 27 °C (82 °F) through the year, but rarely can drop to 17 °C (63 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 3071 mm (120.9 inches) and receives 238 rainy days on the 1 mm (0.04 inches) threshold annually.Samara enjoys an average of 3515 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 Samara, Guanacaste, Costa Rica §

The warmest months in Samara are February, March and April, with daily mean temperatures ranging from 27 to 27 °C (81 - 82 °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 - 78 °F) throughout the day. On average each year, Samara 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 Samara, Guanacaste, 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 34°C
(93°F)		 35°C
(95°F)		 35°C
(95°F)		 35°C
(96°F)		 34°C
(93°F)		 32°C
(91°F)		 32°C
(90°F)		 33°C
(92°F)		 32°C
(91°F)		 32°C
(90°F)		 31°C
(89°F)		 32°C
(90°F)
Mean maximum 33°C
(91°F)		 34°C
(93°F)		 34°C
(94°F)		 34°C
(93°F)		 33°C
(91°F)		 31°C
(88°F)		 32°C
(89°F)		 32°C
(90°F)		 31°C
(89°F)		 31°C
(88°F)		 31°C
(88°F)		 32°C
(89°F)
Average high 31°C
(88°F)		 32°C
(90°F)		 33°C
(92°F)		 32°C
(89°F)		 30°C
(86°F)		 30°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(85°F)		 30°C
(86°F)
Daily mean 26°C
(79°F)		 27°C
(81°F)		 27°C
(82°F)		 27°C
(81°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(78°F)
Average low 22°C
(72°F)		 22°C
(73°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(73°F)		 22°C
(72°F)
Mean minimum 20°C
(67°F)		 20°C
(68°F)		 21°C
(70°F)		 22°C
(71°F)		 22°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(71°F)		 21°C
(70°F)		 21°C
(69°F)
Minimum 17°C
(63°F)		 19°C
(66°F)		 20°C
(68°F)		 21°C
(71°F)		 21°C
(71°F)		 22°C
(71°F)		 21°C
(71°F)		 22°C
(72°F)		 22°C
(71°F)		 22°C
(71°F)		 21°C
(70°F)		 20°C
(68°F)

Compare climate in Samara with other places

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

Monthly average precipitation in Samara, Guanacaste, Costa Rica §

Samara usually has the most precipitation in May, June and October, with an average of 29 rainy days and 484 mm (19.1 inches) of precipitation per month.The driest months in Samara are January, February and March. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Samara, Guanacaste, 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) 18 (0.7) 5 (0.2) 12 (0.5) 130 (5.1) 442 (17.4) 498 (19.6) 331 (13.0) 417 (16.4) 440 (17.3) 514 (20.2) 214 (8.4) 49 (1.9)
Average precipitation days (≥ 1 mm) 3 1 2 22 30 29 28 29 29 30 25 10

Monthly sunshine hours in Samara, Guanacaste, Costa Rica §

The sunniest months in Samara are March, April and December, when the sun shines an average of 10 hours 38 minutes a day.Least sunny months in Samara: January, September and October receive an average of 8 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Samara, Guanacaste, 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 262 299 334 323 280 285 306 280 272 251 295 322
Mean daily daylight hours 11h 35m 11h 47m 12h 3m 12h 20m 12h 34m 12h 41m 12h 37m 12h 25m 12h 9m 11h 52m 11h 38m 11h 32m

Solar UV radiation in Samara, Guanacaste, Costa Rica §

Samara 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 Samara UV Index data.

Average daily maximum UV levels by month for Samara, Guanacaste, 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 14 13 13 13 11 10