September weather forecast
Rome, Italy

The sun rising above the Colosseum in Rome Italy
The sun rising above the Colosseum in Rome Italy

Weather in September

September, the first month of the autumn in Rome, is also a moderately hot month, with an average temperature fluctuating between 26.5°C (79.7°F) and 15.2°C (59.4°F).

Temperature

In Rome, the average high-temperature in September marginally drops from a hot 30.6°C (87.1°F) in August to a moderately hot 26.5°C (79.7°F). In Rome, Italy, the average low-temperature is 15.2°C (59.4°F).

Rainfall

In Rome, during September, the rain falls for 6.2 days and regularly aggregates up to 73.3mm (2.89") of precipitation. Throughout the year, there are 79.4 rainfall days, and 804.3mm (31.67") of precipitation is accumulated.

Daylight

In Rome, the average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 06:35 and sunset at 19:44. On the last day of September, sunrise is at 07:05 and sunset at 18:54 CEST.

Sunshine

In Rome, Italy, the average sunshine in September is 7.9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 6 in September interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
[Resources]

FAQ

How much does it rain in Rome in September?

In Rome, Italy, in September, during 6.2 rainfall days, 73.3mm (2.89") of precipitation is typically accumulated.

What is the average length of the day in September in Rome?

The average day length in September in Rome, Italy, is 12h and 29min.

When are sunrise and sunset in September in Rome?

On the first day of September in Rome, Italy, sunrise is at 06:35 and sunset at 19:44. On the last day of the month, sunrise is at 07:05 and sunset at 18:54 CEST.

How many hours of sunshine does Rome have in September?

In September, the average sunshine duration in Rome, Italy, is 7.9h.

How high is the UV index in September in Rome?

In Rome, Italy, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.

Average temperature in September
Rome, Italy

Average temperature in September - Rome, Italy
  • Average high temperature in September: 26.5°C

The warmest month (with the highest average high temperature) is August (30.6°C).
The month with the lowest average high temperature is January (11.9°C).

  • Average low temperature in September: 15.2°C

The month with the highest average low temperature is August (18.3°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).

[Resources]

Average rainfall in September
Rome, Italy

Average rainfall in September - Rome, Italy
  • Average rainfall in September: 73.3mm

The wettest month (with the highest rainfall) is November (115.4mm).
The driest month (with the least rainfall) is July (19.2mm).

[Resources]

Average rainfall days in September
Rome, Italy

Average rainfall days in September - Rome, Italy
  • Average rainfall days in September: 6.2 days

The month with the highest number of rainy days is November (9.7 days).
The month with the least rainy days is July (2.1 days).

[Resources]

Average daylight in September /
Average sunshine in September
Rome, Italy

Average daylight in September / Average sunshine in September - Rome, Italy
  • Average daylight in September: 12h and 29min

The month with the longest days is June (Average daylight: 15h and 11min).
The month with the shortest days is December (Average daylight: 9h and 11min).

  • Average sunshine in September: 7.9h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 3.6h).

[Resources]

Average UV index in September
Rome, Italy

Average UV index in September - Rome, Italy
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 1).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location