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Monthly climate in Mendefera, Eritrea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mendefera features a hot semi-arid climate (BSh). Temperatures typically range between 18 °C (65 °F) and 22 °C (72 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 755 mm (29.7 inches) and receives 115 rainy days on the 1 mm (0.04 inches) threshold annually. Mendefera enjoys an average of 3932 hours of sunshine throughout the year, and daylight varies from 11 hours 14 minutes to 12 hours 58 minutes per day.

Monthly average temperatures in Mendefera, Eritrea

The warmest months in Mendefera are March, April and May, with daily mean temperatures ranging from 21 to 22 °C (71 - 72 °F) throughout the day. The coldest temperatures usually occur in January, August and December, when daily mean temperatures range from 18 to 18 °C (65 - 65 °F) throughout the day. On average each year, Mendefera experiences 250 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 Mendefera. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(87°F)		32°C
(90°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		30°C
(86°F)		27°C
(81°F)		29°C
(84°F)		28°C
(83°F)		29°C
(84°F)		29°C
(84°F)
Mean maximum29°C
(84°F)		31°C
(87°F)		32°C
(90°F)		32°C
(91°F)		32°C
(91°F)		30°C
(87°F)		27°C
(81°F)		26°C
(78°F)		28°C
(82°F)		28°C
(82°F)		28°C
(82°F)		28°C
(83°F)
Average high27°C
(81°F)		28°C
(83°F)		30°C
(86°F)		30°C
(87°F)		29°C
(85°F)		28°C
(82°F)		24°C
(76°F)		22°C
(73°F)		25°C
(77°F)		26°C
(79°F)		26°C
(80°F)		26°C
(79°F)
Daily mean18°C
(65°F)		20°C
(68°F)		21°C
(71°F)		22°C
(72°F)		22°C
(72°F)		21°C
(70°F)		19°C
(66°F)		18°C
(65°F)		19°C
(66°F)		19°C
(67°F)		19°C
(66°F)		18°C
(65°F)
Average low11°C
(52°F)		13°C
(56°F)		14°C
(58°F)		16°C
(60°F)		16°C
(61°F)		16°C
(61°F)		15°C
(60°F)		15°C
(59°F)		14°C
(57°F)		13°C
(56°F)		13°C
(55°F)		12°C
(53°F)
Mean minimum8°C
(47°F)		10°C
(50°F)		11°C
(53°F)		13°C
(55°F)		14°C
(57°F)		14°C
(58°F)		14°C
(57°F)		14°C
(57°F)		11°C
(53°F)		11°C
(52°F)		11°C
(52°F)		9°C
(49°F)
Minimum6°C
(43°F)		8°C
(46°F)		9°C
(49°F)		11°C
(53°F)		13°C
(55°F)		13°C
(55°F)		13°C
(56°F)		13°C
(56°F)		10°C
(51°F)		10°C
(50°F)		10°C
(50°F)		8°C
(47°F)

Compare climate in Mendefera with other places

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

Monthly average precipitation in Mendefera, Eritrea

Mendefera usually has the most precipitation in July, August and September, with an average of 24 rainy days and 170 mm (6.7 inches) of precipitation per month. The driest months in Mendefera are January, March and December. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mendefera. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)2 (0.1)12 (0.5)5 (0.2)40 (1.6)62 (2.5)90 (3.5)115 (4.5)264 (10.4)130 (5.1)18 (0.7)9 (0.4)6 (0.2)
Average precipitation days (≥ 1 mm)02191213243019311

Monthly sunshine hours in Mendefera, Eritrea

The sunniest months in Mendefera are March, May and June, when the sun shines an average of 11 hours 22 minutes a day. Least sunny months in Mendefera: January, February and November receive an average of 9 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mendefera. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours265301349343351345339330325334320325
Mean daily daylight hours11h 20m11h 38m12h 2m12h 27m12h 48m12h 58m12h 53m12h 35m12h 11m11h 46m11h 25m11h 14m

Solar UV radiation in Mendefera, Eritrea

Mendefera experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 14 - 15, 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 Mendefera UV Index data.

Average daily maximum UV levels by month for Mendefera. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111315151412131312121010