September weather forecast
Amman, Jordan

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The hand of the Hercules Stone in Amman, Jordan with a background view of the ruins of the city and Hercules Temple
The hand of the Hercules Stone in Amman, Jordan with a background view of the ruins of the city and Hercules Temple

Weather in September

September signifies the start of the transition from summer heat to milder climates with a decline in the average high temperature to 30.7°C (87.3°F). Although still arid with very minimal rainfall of only 0mm (0") recorded, the afternoons become considerably cooler. The quantity of daylight reduces gradually indicating the eventual onset of autumn. The weather in September is known for its pleasant evenings that break the monotony of relentless summer heat. A decrease in the UV index suggests the lessened intensity of sun rays, fostering a more hospitable climate.

Temperature

Amman's weather in September indicates an average high-temperature of a still tropical 30.7°C (87.3°F), nearly consistent with the 32.4°C (90.3°F) of August. In the face of high daytime temperatures, Amman witnesses a consistent average nighttime low of 16.6°C (61.9°F) during September.

Rainfall

Months with rainfall in Amman are January through May, September through December. September is the first month it rains. Throughout September, in the average 0.1 rainfall days, it receives 0mm (0") of precipitation. In Amman, during the entire year, the rain falls for 51.7 days and collects up to 269mm (10.59") of precipitation.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 06:11 and sunset at 19:00. On the last day of September, sunrise is at 06:29 and sunset at 18:22 +03.

Sunshine

The average sunshine in September in Amman, Jordan, is 10.4h.

UV index

The average daily maximum UV index in September is 9. A UV Index estimate of 8 to 10 represents a very high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 9 in September, converts into the following recommendations:
Skin and eyes are vulnerable without protection. Ensure you always take precautions. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.

Frequently asked questions

How hot is September?

Amman in September has an average high-temperature of 30.7°C (87.3°F) and an average low-temperature of 16.6°C (61.9°F).

When does it start raining?

September is the first month it rains. Throughout September, in the average 0.1 rainfall days, it receives 0mm (0") of precipitation.

What is the average length of the day in September?

In September, the average day length is 12h and 22min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 06:11 and sunset at 19:00. On the last day of the month, sunrise is at 06:29 and sunset at 18:22 +03.

How many hours of sunshine does Amman have in September?

In September, the average sunshine duration in Amman, Jordan, is 10.4h.

How high is the UV index in September?

In Amman, the average daily maximum UV index in September is 9. A UV Index reading of 8 to 10 represents a very high health threat from exposure to Sun's UV rays.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in September
Amman, Jordan

Average temperature in September - Amman, Jordan
  • Average high temperature in September: 30.7°C

The warmest month (with the highest average high temperature) is August (32.4°C).
The month with the lowest average high temperature is January (12.3°C).

  • Average low temperature in September: 16.6°C

The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is January (3.6°C).

Average rainfall in September
Amman, Jordan

Average rainfall in September - Amman, Jordan
  • Average rainfall in September: 0.3mm

The wettest month (with the highest rainfall) is January (63.4mm).
The driest months (with the least rainfall) are June, July and August (0mm).

Average rainfall days in September
Amman, Jordan

Average rainfall days in September - Amman, Jordan
  • Average rainfall days in September: 0.1 days

The month with the highest number of rainy days is January (11 days).
The months with the least rainy days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Amman, Jordan

Average daylight in September / Average sunshine in September - Amman, Jordan
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 10h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 48min).

Average UV index in September
Amman, Jordan

Average UV index in September - Amman, Jordan
  • Average UV index in September: 9

The months with the highest UV index are June and July (UV index 12).
The months with the lowest UV index are January and December (UV index 3).

Amman, Jordan

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