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Monthly climate in Muscat, Oman

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Muscat features a hot desert climate (BWh). Temperatures typically range between 21 °C (70 °F) and 35 °C (96 °F) through the year, but rarely can drop to 11 °C (53 °F) or can rise to as high as 44 °C (112 °F). The average annual precipitation amounts to about 61 mm (2.4 inches) and receives 6 rainy days on the 1 mm (0.04 inches) threshold annually. Muscat enjoys an average of 3963 hours of sunshine throughout the year, and daylight varies from 10 hours 41 minutes to 13 hours 32 minutes per day.

Monthly average temperatures in Muscat, Oman

The warmest months in Muscat are May, June and July, with daily mean temperatures ranging from 34 to 35 °C (93 - 96 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 21 to 22 °C (70 - 72 °F) throughout the day. On average each year, Muscat experiences 288 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 Muscat. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(86°F)		32°C
(89°F)		38°C
(100°F)		40°C
(104°F)		44°C
(112°F)		44°C
(112°F)		44°C
(111°F)		41°C
(106°F)		42°C
(107°F)		37°C
(100°F)		34°C
(93°F)		31°C
(88°F)
Mean maximum29°C
(84°F)		30°C
(87°F)		34°C
(94°F)		38°C
(101°F)		42°C
(108°F)		42°C
(108°F)		42°C
(108°F)		40°C
(105°F)		39°C
(103°F)		37°C
(99°F)		33°C
(91°F)		29°C
(84°F)
Average high25°C
(77°F)		26°C
(79°F)		29°C
(85°F)		34°C
(94°F)		38°C
(100°F)		39°C
(102°F)		38°C
(100°F)		36°C
(98°F)		36°C
(97°F)		34°C
(93°F)		29°C
(85°F)		26°C
(78°F)
Daily mean21°C
(70°F)		22°C
(72°F)		25°C
(78°F)		30°C
(87°F)		34°C
(93°F)		35°C
(96°F)		35°C
(95°F)		33°C
(92°F)		32°C
(90°F)		29°C
(85°F)		25°C
(78°F)		22°C
(72°F)
Average low17°C
(63°F)		18°C
(65°F)		22°C
(71°F)		27°C
(80°F)		30°C
(87°F)		32°C
(90°F)		32°C
(90°F)		30°C
(87°F)		29°C
(84°F)		26°C
(79°F)		22°C
(72°F)		18°C
(65°F)
Mean minimum14°C
(57°F)		14°C
(58°F)		18°C
(64°F)		22°C
(73°F)		27°C
(81°F)		30°C
(86°F)		29°C
(85°F)		28°C
(82°F)		27°C
(81°F)		23°C
(73°F)		18°C
(65°F)		15°C
(59°F)
Minimum11°C
(53°F)		13°C
(56°F)		16°C
(62°F)		21°C
(70°F)		26°C
(79°F)		29°C
(85°F)		29°C
(84°F)		27°C
(81°F)		26°C
(80°F)		20°C
(68°F)		17°C
(63°F)		14°C
(57°F)

Compare climate in Muscat with other places

Compare temperature, precipitation, sunshine, UV index in Muscat, Oman with other places around the world.

Monthly average precipitation in Muscat, Oman

Muscat usually has the most precipitation in January, October and December, with an average of 1 rainy days and 11 mm (0.4 inches) of precipitation per month. The driest months in Muscat are June, August and September. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Muscat. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)11 (0.4)6 (0.2)5 (0.2)3 (0.1)5 (0.2)0 (0.0)1 (0.0)0 (0.0)0 (0.0)10 (0.4)9 (0.3)11 (0.4)
Average precipitation days (≥ 1 mm)111010000101

Monthly sunshine hours in Muscat, Oman

The sunniest months in Muscat are May, June and July, when the sun shines an average of 11 hours 59 minutes a day. Least sunny months in Muscat: January, February and November receive an average of 9 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Muscat. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours253293337342370367364348334333308309
Mean daily daylight hours10h 51m11h 21m12h 1m12h 42m13h 16m13h 32m13h 24m12h 54m12h 15m11h 34m10h 59m10h 41m

Solar UV radiation in Muscat, Oman

Muscat experiences the highest level of ultraviolet (UV) radiation in April, May and July, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Muscat UV Index data.

Average daily maximum UV levels by month for Muscat. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)7811111211121111977