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Monthly climate in Willemstad, Curaçao

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Willemstad features a tropical savanna climate (Aw).Temperatures typically range between 26 °C (79 °F) and 28 °C (83 °F) through the year, but rarely can drop to 23 °C (74 °F) or can rise to as high as 30 °C (87 °F).The average annual precipitation amounts to about 658 mm (25.9 inches) and receives 165 rainy days on the 1 mm (0.04 inches) threshold annually.Willemstad enjoys an average of 3980 hours of sunshine throughout the year, and daylight varies from 11 hours 24 minutes to 12 hours 48 minutes per day.

Monthly average temperatures in Willemstad, Curaçao §

The warmest months in Willemstad are August, September and October, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Willemstad experiences 329 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 Willemstad, Curaçao.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 27°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(82°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(87°F)		 29°C
(85°F)		 29°C
(84°F)		 29°C
(84°F)
Mean maximum 27°C
(81°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(82°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(84°F)		 28°C
(83°F)
Average high 26°C
(80°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(82°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)		 27°C
(81°F)
Daily mean 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(82°F)		 27°C
(80°F)
Average low 25°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(82°F)		 27°C
(81°F)		 26°C
(80°F)		 26°C
(79°F)
Mean minimum 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)
Minimum 23°C
(75°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)

Compare climate in Willemstad with other places

Compare temperature, precipitation, sunshine, UV index in Willemstad, Curaçao with other places around the world.

Monthly average precipitation in Willemstad, Curaçao §

Willemstad usually has the most precipitation in October, November and December, with an average of 22 rainy days and 98 mm (3.9 inches) of precipitation per month.The driest months in Willemstad are March, April and May. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Willemstad, Curaçao.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) 50 (2.0) 39 (1.5) 33 (1.3) 22 (0.9) 34 (1.3) 40 (1.6) 36 (1.4) 53 (2.1) 54 (2.1) 111 (4.4) 115 (4.5) 69 (2.7)
Average precipitation days (≥ 1 mm) 14 13 11 4 8 12 10 13 12 22 24 22

Monthly sunshine hours in Willemstad, Curaçao §

The sunniest months in Willemstad are May, July and August, when the sun shines an average of 11 hours 33 minutes a day.Least sunny months in Willemstad: January, February and November receive an average of 9 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Willemstad, Curaçao.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 268 310 343 333 353 344 362 358 336 326 313 326
Mean daily daylight hours 11h 29m 11h 44m 12h 3m 12h 23m 12h 40m 12h 48m 12h 44m 12h 29m 12h 10m 11h 50m 11h 33m 11h 24m

Solar UV radiation in Willemstad, Curaçao §

Willemstad 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 Willemstad UV Index data.

Average daily maximum UV levels by month for Willemstad, Curaçao.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 13 13 13 13 11 10