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Monthly climate in Massawa, Eritrea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Massawa features a hot desert climate (BWh). Temperatures typically range between 23 °C (75 °F) and 33 °C (92 °F) through the year, but rarely can drop to 18 °C (64 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 364 mm (14.3 inches) and receives 73 rainy days on the 1 mm (0.04 inches) threshold annually. Massawa enjoys an average of 3862 hours of sunshine throughout the year, and daylight varies from 11 hours 12 minutes to 13 hours 1 minutes per day.

Monthly average temperatures in Massawa, Eritrea

The warmest months in Massawa are July, August and September, with daily mean temperatures ranging from 32 to 33 °C (90 - 92 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 23 to 25 °C (75 - 77 °F) throughout the day. On average each year, Massawa experiences 299 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 Massawa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(89°F)		32°C
(90°F)		36°C
(98°F)		36°C
(97°F)		37°C
(99°F)		39°C
(102°F)		39°C
(102°F)		39°C
(102°F)		37°C
(99°F)		36°C
(96°F)		34°C
(94°F)		33°C
(91°F)
Mean maximum29°C
(85°F)		30°C
(86°F)		33°C
(92°F)		35°C
(95°F)		36°C
(97°F)		37°C
(99°F)		38°C
(101°F)		38°C
(100°F)		37°C
(99°F)		35°C
(95°F)		33°C
(92°F)		30°C
(87°F)
Average high26°C
(78°F)		25°C
(78°F)		27°C
(81°F)		30°C
(87°F)		33°C
(92°F)		35°C
(96°F)		36°C
(97°F)		36°C
(97°F)		35°C
(96°F)		32°C
(90°F)		30°C
(86°F)		27°C
(81°F)
Daily mean24°C
(75°F)		23°C
(75°F)		25°C
(77°F)		28°C
(82°F)		30°C
(87°F)		32°C
(90°F)		33°C
(92°F)		33°C
(91°F)		32°C
(90°F)		30°C
(86°F)		27°C
(82°F)		25°C
(77°F)
Average low22°C
(72°F)		22°C
(72°F)		23°C
(73°F)		25°C
(78°F)		27°C
(82°F)		29°C
(84°F)		30°C
(87°F)		30°C
(87°F)		29°C
(85°F)		27°C
(81°F)		25°C
(78°F)		23°C
(74°F)
Mean minimum20°C
(69°F)		19°C
(67°F)		21°C
(70°F)		23°C
(73°F)		25°C
(78°F)		27°C
(81°F)		29°C
(84°F)		29°C
(84°F)		28°C
(82°F)		26°C
(78°F)		23°C
(74°F)		22°C
(71°F)
Minimum18°C
(64°F)		18°C
(65°F)		20°C
(68°F)		20°C
(69°F)		25°C
(77°F)		27°C
(80°F)		27°C
(80°F)		28°C
(82°F)		27°C
(82°F)		24°C
(76°F)		23°C
(73°F)		21°C
(71°F)

Compare climate in Massawa with other places

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

Monthly average precipitation in Massawa, Eritrea

Massawa usually has the most precipitation in January, February and December, with an average of 14 rainy days and 74 mm (2.9 inches) of precipitation per month. The driest months in Massawa are June, July and September. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Massawa. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)74 (2.9)71 (2.8)28 (1.1)16 (0.6)14 (0.5)1 (0.0)7 (0.3)8 (0.3)1 (0.1)19 (0.8)47 (1.9)76 (3.0)
Average precipitation days (≥ 1 mm)141583201206814

Monthly sunshine hours in Massawa, Eritrea

The sunniest months in Massawa are May, June and July, when the sun shines an average of 11 hours 17 minutes a day. Least sunny months in Massawa: January, February and November receive an average of 9 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Massawa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours254277339335350345341335324329312314
Mean daily daylight hours11h 18m11h 37m12h 2m12h 28m12h 50m13h 1m12h 56m12h 36m12h 11m11h 45m11h 23m11h 12m

Solar UV radiation in Massawa, Eritrea

Massawa experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, October and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Massawa UV Index data.

Average daily maximum UV levels by month for Massawa. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)91012121110101010998