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Muscat Weather by Month
Average temperatures, rainfall and humidity for Muscat, Oman, month by month, built from OpenWeather’s historical records. Use it to see what a typical Muscat month looks like before you travel — then check the live Muscat forecast for the days ahead.
Warmest month
June
37°C average high
Coolest month
January
17°C average low
Wettest month
March
22 mm of rain
Driest month
September
0 mm of rain
Average temperature and rainfall in Muscat by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 24°C | 17°C | 11°C / 32°C | 7 mm | 65% | 10 km/h |
| February | 25°C | 18°C | 10°C / 33°C | 7 mm | 64% | 11 km/h |
| March | 28°C | 21°C | 15°C / 40°C | 22 mm | 59% | 11 km/h |
| April | 33°C | 25°C | 19°C / 43°C | 3 mm | 50% | 10 km/h |
| May | 37°C | 29°C | 22°C / 46°C | 1 mm | 47% | 11 km/h |
| June | 37°C | 30°C | 25°C / 46°C | 5 mm | 57% | 10 km/h |
| July | 36°C | 30°C | 26°C / 47°C | 4 mm | 67% | 10 km/h |
| August | 35°C | 29°C | 24°C / 43°C | 1 mm | 67% | 10 km/h |
| September | 34°C | 28°C | 24°C / 42°C | 0 mm | 66% | 9 km/h |
| October | 33°C | 25°C | 19°C / 40°C | 3 mm | 58% | 10 km/h |
| November | 29°C | 21°C | 15°C / 36°C | 3 mm | 62% | 10 km/h |
| December | 26°C | 18°C | 13°C / 32°C | 6 mm | 65% | 9 km/h |
Best time to visit Muscat
The most comfortable time to visit Muscat is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rainfall is spread evenly across the months, totalling about 63 mm a year.
Travellers who prefer heat should aim for June, when highs average 37°C. March is the month to avoid if rain would spoil your plans — it averages 22 mm, roughly 22× the rainfall of the driest month (September).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Muscat forecast for what is happening now.