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Monthly climate in Oranjestad, Aruba

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Oranjestad features a hot semi-arid climate (BSh).Temperatures typically range between 26 °C (78 °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 (86 °F).The average annual precipitation amounts to about 517 mm (20.3 inches) and receives 120 rainy days on the 1 mm (0.04 inches) threshold annually.Oranjestad enjoys an average of 3986 hours of sunshine throughout the year, and daylight varies from 11 hours 23 minutes to 12 hours 50 minutes per day.

Monthly average temperatures in Oranjestad, Aruba §

The warmest months in Oranjestad 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 (78 - 79 °F) throughout the day. On average each year, Oranjestad 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 Oranjestad, Aruba.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
(82°F)		 28°C
(82°F)		 28°C
(82°F)		 29°C
(84°F)		 30°C
(86°F)		 30°C
(86°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
(81°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
(79°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)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)
Daily mean 26°C
(79°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(81°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
(75°F)		 24°C
(76°F)		 25°C
(77°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(79°F)		 26°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)
Minimum 23°C
(74°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)

Compare climate in Oranjestad with other places

Compare temperature, precipitation, sunshine, UV index in Oranjestad, Aruba with other places around the world.

Monthly average precipitation in Oranjestad, Aruba §

Oranjestad usually has the most precipitation in October, November and December, with an average of 19 rainy days and 91 mm (3.6 inches) of precipitation per month.The driest months in Oranjestad are April, June and July. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Oranjestad, Aruba.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) 25 (1.0) 23 (0.9) 15 (0.6) 21 (0.8) 18 (0.7) 20 (0.8) 36 (1.4) 51 (2.0) 111 (4.4) 109 (4.3) 53 (2.1)
Average precipitation days (≥ 1 mm) 11 9 6 3 4 5 5 8 10 19 22 18

Monthly sunshine hours in Oranjestad, Aruba §

The sunniest months in Oranjestad are May, July and August, when the sun shines an average of 11 hours 33 minutes a day.Least sunny months in Oranjestad: January, February and November receive an average of 9 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Oranjestad, Aruba.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 268 310 343 337 351 347 363 359 337 324 312 329
Mean daily daylight hours 11h 28m 11h 43m 12h 3m 12h 24m 12h 41m 12h 50m 12h 45m 12h 30m 12h 10m 11h 49m 11h 32m 11h 23m

Solar UV radiation in Oranjestad, Aruba §

Oranjestad experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 13 - 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 Oranjestad UV Index data.

Average daily maximum UV levels by month for Oranjestad, Aruba.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 13 13 13 13 13 12 11 10