Bari
Italy
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bari, Italy

The first month of the autumn, September, is also a moderately hot month in Bari, Italy, with average temperature fluctuating between 16.3°C (61.3°F) and 25.9°C (78.6°F).

Temperature

In Bari, the average high-temperature in September slightly decreases, from a warm 29.2°C (84.6°F) in August, to a still moderately hot 25.9°C (78.6°F). The average low-temperature, in Bari, is 16.3°C (61.3°F).

Humidity

The average relative humidity in Bari is 68%.

Rainfall

In Bari, Italy, in September, during 5 rainfall days, 59.7mm (2.4") of precipitation is typically accumulated. In Bari, during the entire year, the rain falls for 68.5 days and collects up to 562.6mm (22.1") of precipitation.

Sea temperature

In September, the average sea temperature in Bari is 24.6°C (76.3°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.6°C (76.3°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

The average length of the day in Bari is 12.5h.

Sunshine

In September, the average sunshine in Bari is 8h.

UV index

The average daily maximum UV index in Bari is 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in September in Bari?

In Bari, Italy, in September, the average high-temperature is 25.9°C (78.6°F), and the average low-temperature is 16.3°C (61.3°F).

What is the average humidity in September in Bari?

The average relative humidity in September in Bari is 68%.

How much does it rain in Bari in September?

In Bari, Italy, in September, it is raining for 5 days, with typically 59.7mm (2.4") of accumulated precipitation.

What is the sea temperature in September in Bari?

In Bari, Italy, the average seawater temperature in September is 24.6°C (76.3°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.6°C (76.3°F) water.

How many hours of daylight does Bari have in September?

In September, the average length of the day in Bari, Italy, is 12.5h.

How long on average sun shines in September in Bari?

In September, the average sunshine is 8h.

What is the UV index reading in September in Bari?

The average daily maximum UV index in September in Bari is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Bari, Italy
  • Average high temperature in September: 25.9°C

Warmest months (with the highest average high temperature) are July and August (29.2°C).
The month with the lowest average high temperature is January (12.6°C).

  • Average low temperature in September: 16.3°C

The month with the highest average low temperature is August (19.4°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).

Average humidity in September - Bari, Italy
  • Average humidity in September: 68%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (64%).

Average rainfall in September - Bari, Italy
  • Average rainfall in September: 59.7mm

The wettest month (with the highest rainfall) is November (72.7mm).
The driest month (with the lowest rainfall) is June (23.3mm).

Average rainfall days in September - Bari, Italy
  • Average rainfall days in September: 5 days

Months with the highest number of rainy days are February and November (7.7 days).
The month with the lowest number of rainy days is July (2.6 days).

Average sea temperature in September - Bari, Italy
  • Average sea temperature in September: 24.6°C

The best month for swimming (with the highest average sea temperature) is August (25.5°C).
The coldest month (with the lowest average sea temperature) is January (13.4°C).

Average daylight in September / Average sunshine in September - Bari, Italy
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 8h

The month with most sunshine is July (Average sunshine: 11h).
Months with least sunshine are January and December (Average sunshine: 4).

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

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