Muscat weather in September
Muscat averages 36°C by day and 28°C at night in September, with the sea at 31°C and 0 days with at least 1 mm of rain. It cools by about 2°C into October.
Day
36°C
Night
28°C
Sea
31°C
Rainy days
0
Flight from London
7½h
What September feels like
September is hot in Muscat: proper beach weather.
The sea is warm at 31°C: comfortable for long swims.
It rarely rains: about 0 wet days on average.
Of the 48 sun destinations we track, Muscat is the #5 warmest in September.
Want it warmer in September?
These are hotter than Muscat this month for at most an hour and a half more flying:
Muscat weather by month
September is highlighted. Compare with August and October, or see the full year in Muscat.
Muscat in September: quick answers
Is Muscat hot in September?
September is hot in Muscat: proper beach weather. Average highs are 36°C and lows 28°C.
Can you swim in Muscat in September?
The sea is warm at 31°C: comfortable for long swims.
Does it rain in Muscat in September?
It rarely rains: about 0 wet days on average.
What is the warmest month in Muscat?
June, at an average high of 39°C. The coolest is January at 25°C.
How long is the flight to Muscat from the UK?
About 7½h direct from London, estimated from the 5,842 km distance. Check your airline for exact times.
Still choosing? See where is hot in September for every destination ranked by temperature, sea and flight time.
How we measured this
Averages of every day in September from 2016 to 2025, from the Open-Meteo historical weather archive (ECMWF ERA5 reanalysis). Sea temperature is the 2023 to 2025 average from the Open-Meteo marine archive. A rainy day has at least 1 mm of rain. Reanalysis describes an area about 25 km across, so sheltered resorts can run a degree or two warmer. Flight time is a distance-based estimate from London Heathrow.
Planning Muscat in September?
Save the restaurants, beaches and views you find on TikTok and Instagram for Muscat straight to a map, then let Dream Trip turn them into a day-by-day plan.
