Muscat weather in December
December is one of the best months to visit Muscat: highs of 25°C (78°F) and about 10 mm (0.4 in) of rain on average. Nights average 16°C (61°F) and cloud cover 39% (NASA POWER, 2001–2025 averages). It is the 6th driest month of the year and the 2nd coolest. Compared with November, it is cooler and about as wet; January brings highs of 24°C (76°F) and 18 mm (0.7 in) of rain.
Figures are long-term averages for Muscat, the largest city in Muscat. See below for other places.
Is December a good time to visit Muscat?
best month Weather score 91/100.
Yes. December is one of the best months for weather in Muscat.
Does it rain a lot in Muscat in December?
No, it is usually dry: about 10 mm (0.4 in) falls in an average December. It is the 6th driest month of the year.
How warm is Muscat in December?
Days average 25°C (78°F) and nights 16°C (61°F).
Muscat weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 24°C (76°F) | 14°C (58°F) | 18 mm | 42% | best |
| February | 26°C (80°F) | 15°C (60°F) | 14 mm | 35% | best |
| March | 30°C (86°F) | 19°C (65°F) | 21 mm | 33% | best |
| April | 35°C (95°F) | 23°C (74°F) | 12 mm | 33% | fair |
| May | 39°C (103°F) | 28°C (82°F) | 6 mm | 23% | least pleasant |
| June | 40°C (104°F) | 30°C (85°F) | 12 mm | 29% | least pleasant |
| July | 40°C (103°F) | 30°C (86°F) | 11 mm | 41% | least pleasant |
| August | 39°C (101°F) | 29°C (84°F) | 8 mm | 35% | least pleasant |
| September | 37°C (99°F) | 27°C (80°F) | 5 mm | 23% | fair |
| October | 34°C (93°F) | 24°C (74°F) | 6 mm | 20% | best |
| November | 29°C (84°F) | 20°C (67°F) | 9 mm | 31% | best |
| December | 25°C (78°F) | 16°C (61°F) | 10 mm | 39% | best |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Muscat in December
Weather can differ a lot within Muscat: coasts, hills and mountains each have their own climate.