Nizwa

Oman Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Oman in September.

Planning a journey to Oman this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Oman in September

In September, Oman experiences a range of weather conditions, with temperatures that range from warm to very hot and precipitation levels ranging from almost none to low.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is warm in Masirah Island at 27°C (81°F) to very hot in Al Buraymī at 41°C (106°F). Nighttime temperatures generally drop to 28°C (82°F) in Al Buraymī and 25°C (77°F) in Masirah Island. The temperatures mentioned for both day and night are typical averages. However some days might get even hotter. It's best to stay prepared by wearing cloths suitable for the warmth.

To learn more about the conditions in specific areas of Oman, check out the map below.

Precipitation

In September, precipitation varies across different areas. From almost no rainfall in Al Ḩadd with an average of 0.1 mm (0 in) to low rainfall in Mirbāţ with 17 mm (0.7 in). Looking at the climate data spanning the last 30 years, this month usually has the lowest rainfall in Muscat, marking it as the year's driest month.

Average sunshine

Plenty of sunshine can be expected in numerous places in September. Muscat typically receives 305 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Oman by month

Pick a month to see the average temperature, rainfall and sunshine in Oman — and find the best time to visit. (based on Muscat)

Best Places to Visit in Oman in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Oman.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Oman

What is the weather like in September for some of the most popular destinations in Oman?

Temperature range in Oman (September)

Precipitation variation in Oman (September)

Muscat

In September Muscat generally has very high temperatures with maximum daytime temperatures around 34°C (93°F), minimum nighttime temperatures around 29°C (84°F) and almost no monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
35°C (95°F)
34°C (93°F)
33°C (91°F)
Min temperature
30°C (86°F)
29°C (84°F)
27°C (81°F)
Monthly sun hours
278 hours
305 hours
317 hours
Monthly rainfall
0.9 mm (0.04 in)
0.2 mm (0.01 in)
1 mm (0.04 in)
Monthly rainy days
a single day
0 days
0 days
Weather conditions

Salalah

In September Salalah generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 24°C (75°F) and low monthly rainfall. So on average the conditions are perfect that month.

August
September
October
Max temperature
28°C (82°F)
29°C (84°F)
31°C (88°F)
Min temperature
23°C (73°F)
24°C (75°F)
24°C (75°F)
Monthly sun hours
42 hours
188 hours
314 hours
Monthly rainfall
18 mm (0.7 in)
16 mm (0.6 in)
9.7 mm (0.4 in)
Monthly rainy days
15 days
2 days
0 days
Weather conditions

Sur

In September Sur generally has very high temperatures with maximum daytime temperatures around 34°C (93°F), minimum nighttime temperatures around 27°C (81°F) and almost no monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
34°C (93°F)
34°C (93°F)
32°C (90°F)
Min temperature
28°C (82°F)
27°C (81°F)
26°C (79°F)
Monthly rainfall
2.6 mm (0.1 in)
0.2 mm (0.01 in)
4.6 mm (0.2 in)
Monthly rainy days
a single day
0 days
0 days
Weather conditions

Seeb

In September Seeb generally has very high temperatures with maximum daytime temperatures around 34°C (93°F), minimum nighttime temperatures around 29°C (84°F) and almost no monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
34°C (93°F)
34°C (93°F)
33°C (91°F)
Min temperature
30°C (86°F)
29°C (84°F)
28°C (82°F)
Monthly sun hours
277 hours
301 hours
315 hours
Monthly rainfall
0.4 mm (0.02 in)
0.2 mm (0.01 in)
0.7 mm (0.03 in)
Monthly rainy days
0 days
0 days
0 days
Weather conditions

Sohar

In September Sohar generally has extremely high temperatures with maximum daytime temperatures around 36°C (97°F), minimum nighttime temperatures around 29°C (84°F) and almost no monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
37°C (99°F)
36°C (97°F)
34°C (93°F)
Min temperature
31°C (88°F)
29°C (84°F)
27°C (81°F)
Monthly sun hours
275 hours
276 hours
283 hours
Monthly rainfall
0.6 mm (0.02 in)
0.7 mm (0.03 in)
2.6 mm (0.1 in)
Monthly rainy days
0 days
0 days
0 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Oman.

Popular cities in September

Day & night temperatures, rainfall and average weather in Oman in September.

City Weather Day temp Night temp Rainfall
Muscat 34°C (93°F) 29°C (84°F) 0.2 mm (0.01 in)
Salalah 29°C (84°F) 24°C (75°F) 16 mm (0.6 in)
Nizwa 38°C (100°F) 26°C (79°F) 2.4 mm (0.1 in)
Al Buraymī 41°C (106°F) 28°C (82°F) 1 mm (0.04 in)
Mirbāţ 28°C (82°F) 24°C (75°F) 17 mm (0.7 in)
Masirah Island 27°C (81°F) 25°C (77°F) 2.1 mm (0.1 in)

Oman weather in September: frequently asked questions

What is the weather like in Oman in September?

September in Oman brings poor weather. In Muscat, daytime temperatures are typically around 34°C (93°F) and nighttime lows hover near 29°C (84°F).

What is the average temperature in Oman in September?

In Muscat, the average daytime high in September is 34°C (93°F), while nighttime temperatures drop to around 29°C (84°F).

Does Oman get a lot of rain in September?

Rain is generally moderate to light in Oman during September, with Muscat averaging close to 0.2 mm (0.01 in).

Is September a Good Time to Visit Oman?

In our opinion, September may not be the ideal time to visit Oman due to the typically pleasant weather in Muscat.

Generally speaking, January, February, March, November and December provide perfect weather in Muscat. On the other hand, the months of May, June, July, August and September tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Oman.

Weather and climate has detailed information for every country in the world. Are you going to Oman? Get detailed historical weather averages for many cities in Oman.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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