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Monthly climate in Ras el Aioun, Algeria

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Ras el Aioun features a cold semi-arid climate (BSk). Temperatures typically range between 5 °C (42 °F) and 28 °C (82 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 367 mm (14.4 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually. Ras el Aioun enjoys an average of 3925 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 31 minutes per day.

Monthly average temperatures in Ras el Aioun, Algeria

The warmest months in Ras el Aioun are June, July and August, with daily mean temperatures ranging from 23 to 28 °C (74 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (42 - 46 °F) throughout the day. On average each year, Ras el Aioun experiences 112 days above 25 °C (77.0 °F) and 17 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ras el Aioun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(67°F)		22°C
(72°F)		22°C
(71°F)		27°C
(81°F)		32°C
(91°F)		37°C
(100°F)		40°C
(104°F)		39°C
(103°F)		34°C
(94°F)		29°C
(84°F)		23°C
(74°F)		20°C
(68°F)
Mean maximum16°C
(62°F)		19°C
(67°F)		21°C
(70°F)		25°C
(78°F)		31°C
(88°F)		35°C
(96°F)		39°C
(102°F)		37°C
(99°F)		32°C
(91°F)		27°C
(81°F)		21°C
(71°F)		17°C
(63°F)
Average high10°C
(51°F)		13°C
(56°F)		15°C
(59°F)		19°C
(66°F)		24°C
(75°F)		30°C
(87°F)		35°C
(95°F)		33°C
(93°F)		28°C
(82°F)		21°C
(70°F)		14°C
(58°F)		12°C
(53°F)
Daily mean5°C
(42°F)		8°C
(46°F)		9°C
(49°F)		13°C
(56°F)		18°C
(64°F)		23°C
(74°F)		28°C
(82°F)		27°C
(80°F)		22°C
(71°F)		15°C
(60°F)		10°C
(50°F)		7°C
(45°F)
Average low1°C
(34°F)		3°C
(37°F)		4°C
(40°F)		8°C
(46°F)		12°C
(53°F)		17°C
(62°F)		21°C
(69°F)		20°C
(68°F)		16°C
(61°F)		10°C
(51°F)		6°C
(43°F)		3°C
(38°F)
Mean minimum-3°C
(27°F)		-1°C
(31°F)		-1°C
(31°F)		2°C
(36°F)		6°C
(44°F)		11°C
(53°F)		15°C
(59°F)		16°C
(60°F)		11°C
(52°F)		5°C
(42°F)		2°C
(36°F)		-0°C
(31°F)
Minimum-6°C
(21°F)		-2°C
(29°F)		-1°C
(30°F)		2°C
(35°F)		4°C
(39°F)		7°C
(45°F)		13°C
(56°F)		14°C
(57°F)		8°C
(47°F)		3°C
(38°F)		1°C
(33°F)		-1°C
(30°F)

Compare climate in Ras el Aioun with other places

Compare temperature, precipitation, sunshine, UV index in Ras el Aioun, Algeria with other places around the world.

Monthly average precipitation in Ras el Aioun, Algeria

Ras el Aioun usually has the most precipitation in March, April and May, with an average of 9 rainy days and 54 mm (2.1 inches) of precipitation per month. The driest months in Ras el Aioun are June, July and August. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ras el Aioun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.9)21 (0.8)55 (2.2)54 (2.1)53 (2.1)18 (0.7)9 (0.3)18 (0.7)35 (1.4)22 (0.9)33 (1.3)27 (1.0)
Average precipitation days (≥ 1 mm)65101176357575

Monthly sunshine hours in Ras el Aioun, Algeria

The sunniest months in Ras el Aioun are May, June and July, when the sun shines an average of 12 hours 41 minutes a day. Least sunny months in Ras el Aioun: January, November and December receive an average of 8 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ras el Aioun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours225280326347382387398376330319273276
Mean daily daylight hours10h 2m10h 53m11h 58m13h 6m14h 3m14h 31m14h 16m13h 26m12h 21m11h 14m10h 16m9h 46m

Solar UV radiation in Ras el Aioun, Algeria

Ras el Aioun experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 12, which corresponds to the Very High / Extreme category of sun exposure. January, February and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Ras el Aioun UV Index data.

Average daily maximum UV levels by month for Ras el Aioun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)4589101211109754