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Monthly climate in Adi Keyh, Eritrea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Adi Keyh features a hot semi-arid climate (BSh). Temperatures typically range between 17 °C (62 °F) and 22 °C (73 °F) through the year, but rarely can drop to 7 °C (46 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 1192 mm (46.9 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually. Adi Keyh enjoys an average of 3886 hours of sunshine throughout the year, and daylight varies from 11 hours 15 minutes to 12 hours 58 minutes per day.

Monthly average temperatures in Adi Keyh, Eritrea

The warmest months in Adi Keyh are May, June and September, with daily mean temperatures ranging from 21 to 22 °C (70 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 18 °C (62 - 64 °F) throughout the day. On average each year, Adi Keyh experiences 182 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 Adi Keyh. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(81°F)		29°C
(84°F)		30°C
(87°F)		30°C
(86°F)		31°C
(88°F)		32°C
(89°F)		30°C
(86°F)		30°C
(86°F)		29°C
(85°F)		28°C
(82°F)		27°C
(80°F)		26°C
(79°F)
Mean maximum26°C
(78°F)		27°C
(80°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		31°C
(87°F)		29°C
(84°F)		28°C
(83°F)		29°C
(84°F)		27°C
(81°F)		26°C
(79°F)		25°C
(77°F)
Average high23°C
(73°F)		23°C
(74°F)		25°C
(78°F)		26°C
(80°F)		27°C
(82°F)		29°C
(84°F)		25°C
(78°F)		25°C
(77°F)		27°C
(80°F)		25°C
(78°F)		24°C
(76°F)		23°C
(73°F)
Daily mean17°C
(62°F)		18°C
(64°F)		19°C
(67°F)		21°C
(70°F)		22°C
(71°F)		22°C
(73°F)		20°C
(69°F)		20°C
(69°F)		21°C
(70°F)		19°C
(67°F)		18°C
(65°F)		17°C
(63°F)
Average low12°C
(53°F)		13°C
(56°F)		14°C
(57°F)		15°C
(60°F)		16°C
(61°F)		17°C
(62°F)		17°C
(62°F)		16°C
(62°F)		16°C
(61°F)		14°C
(58°F)		13°C
(56°F)		12°C
(54°F)
Mean minimum8°C
(47°F)		10°C
(51°F)		11°C
(52°F)		13°C
(55°F)		14°C
(57°F)		15°C
(59°F)		15°C
(60°F)		15°C
(59°F)		14°C
(57°F)		12°C
(54°F)		11°C
(52°F)		9°C
(49°F)
Minimum7°C
(46°F)		9°C
(48°F)		10°C
(50°F)		12°C
(54°F)		13°C
(55°F)		14°C
(57°F)		14°C
(58°F)		14°C
(57°F)		13°C
(55°F)		11°C
(52°F)		10°C
(50°F)		8°C
(46°F)

Compare climate in Adi Keyh with other places

Compare temperature, precipitation, sunshine, UV index in Adi Keyh, Eritrea with other places around the world.

Monthly average precipitation in Adi Keyh, Eritrea

Adi Keyh usually has the most precipitation in April, July and August, with an average of 24 rainy days and 268 mm (10.6 inches) of precipitation per month. The driest months in Adi Keyh are January, October and December. On average, 20 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Adi Keyh. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.8)66 (2.6)47 (1.9)84 (3.3)49 (1.9)65 (2.6)352 (13.9)368 (14.5)74 (2.9)13 (0.5)26 (1.0)25 (1.0)
Average precipitation days (≥ 1 mm)51210159929289355

Monthly sunshine hours in Adi Keyh, Eritrea

The sunniest months in Adi Keyh are March, May and June, when the sun shines an average of 11 hours 15 minutes a day. Least sunny months in Adi Keyh: January, February and November receive an average of 9 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Adi Keyh. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours261287343335349342333330325334317323
Mean daily daylight hours11h 20m11h 38m12h 2m12h 27m12h 48m12h 58m12h 53m12h 35m12h 11m11h 46m11h 25m11h 15m

Solar UV radiation in Adi Keyh, Eritrea

Adi Keyh experiences the highest level of ultraviolet (UV) radiation in March, April and August, when the maximum UV index can reach values of 13 - 15, which corresponds to the Extreme category of sun exposure. October, 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 Adi Keyh UV Index data.

Average daily maximum UV levels by month for Adi Keyh. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111215141312121312111010