Verdict: Good month
Muscat Weather in September
September is seriously hot in Muscat — days average 36°C (97°F), so plan mornings out and afternoons in the shade or the water. Rain is a non-issue, with only ~0 wet days in an average year. Overall, September is a solid month to visit Muscat.
Average high
36°C / 97°F
Average low
28°C / 82°F
Rain days
~0
Precipitation
0 mm
What to pack for Muscat in September
- Light, breathable clothing — linen and technical fabrics earn their keep
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- Comfortable walking shoes — every guide on this site assumes you'll use them
September against the rest of the year
Warmest in Muscat: Jun (39°C / 102°F) · Coolest: Jan (24°C / 75°F) · Wettest: Jan (~4 rain days)
24°
17°
Jan
26°
19°
Feb
30°
22°
Mar
34°
25°
Apr
38°
29°
May
39°
31°
Jun
38°
31°
Jul
37°
29°
Aug
36°
28°
Sep
33°
26°
Oct
30°
23°
Nov
26°
19°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)