September weather forecastMolfetta, Italy

September

Weather in September

The first month of the autumn, September, is still a warm month in Molfetta, Italy, with an average temperature fluctuating between 25°C (77°F) and 20.1°C (68.2°F).

Temperature

A subtle shift in Molfetta's weather is observed as August turns into September, with the average high temperature reducing from 29.1°C (84.4°F) to a still warm 25°C (77°F). Molfetta registers a steady nighttime temperature averaging an agreeable 20.1°C (68.2°F) throughout September.

Humidity

The average relative humidity in September is 63%.

Rainfall

In Molfetta, in September, during 11.8 rainfall days, 39mm (1.54") of precipitation is typically accumulated. In Molfetta, during the entire year, the rain falls for 143.4 days and collects up to 457mm (17.99") of precipitation.

Snowfall

In Molfetta, snow does not fall in April through November.

Sea temperature

In September, the average sea temperature in Molfetta is 24.6°C (76.3°F).
Note: The allure of a swim in 24.6°C (76.3°F) waters can be influenced by your feelings towards the cold, today's sunshine, the wind's touch, and the ambient warmth. To put it in perspective, Olympic standards demand water temperatures of 25°C (77°F) to 28°C (82.4°F).

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September in Molfetta, sunrise is at 06:20 and sunset at 19:26. On the last day of the month, sunrise is at 06:49 and sunset at 18:37 CEST.

Sunshine

In Molfetta, Italy, the average sunshine in September is 10.6h.

UV index

In Molfetta, Italy, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.

Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in September, in Molfetta, is 25°C (77°F), while the low-temperature averages to 20.1°C (68.2°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is estimated at 31°C (87.8°F).

In Molfetta, the average relative humidity in September is 63%.

In Molfetta, in September, during 11.8 rainfall days, 39mm (1.54") of precipitation is typically accumulated.

In Molfetta, Italy, snow does not fall in April through November.

In September, the average sea temperature is 24.6°C (76.3°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24.6°C (76.3°F).

The average day length in September in Molfetta, Italy, is 12h and 28min.

On the first day of September in Molfetta, Italy, sunrise is at 06:20 and sunset at 19:26. On the last day of the month, sunrise is at 06:49 and sunset at 18:37 CEST.

The average sunshine duration in September in Molfetta is 10.6h.

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

29.1°C

25°C

20.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.9km/h

13.5km/h

15.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

21.4

15.3

15.6

Average UV index

Average cloud cover

19%

27%

Average visibility

10km

Average temperature in September
Molfetta, Italy

Average high temperature in September: 25°C

The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (11.6°C).

Average low temperature in September: 20.1°C

The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (7.5°C).

Average pressure in September
Molfetta, Italy

Average pressure in September: 1014.9mbar

The month with the highest atmospheric pressure is December (1017.8mbar).
The month with the lowest atmospheric pressure is July (1012.8mbar).

Average wind speed in September
Molfetta, Italy

Average wind speed in September: 13km/h

The windiest month (with the highest average wind speed) is February (19.1km/h).
The calmest month (with the lowest average wind speed) is August (12.8km/h).

Average humidity in September
Molfetta, Italy

Average humidity in September: 63%

The months with the highest relative humidity are January, February and November (74%).
The month with the lowest relative humidity is July (57%).

Average rainfall in September
Molfetta, Italy

Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is November (53mm).
The driest month (with the least rainfall) is August (20mm).

Average rainfall days in September
Molfetta, Italy

Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is January (14.8 days).
The month with the least rainy days is July (7.3 days).

Average snowfall in September
Molfetta, Italy

Average snowfall in September: 0mm

The month with the highest snowfall is December (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Molfetta, Italy

Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in September
Molfetta, 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
Molfetta, Italy

Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

Average sunshine in September: 10h and 36min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in September
Molfetta, Italy

Average sunshine days in September: 15.3 days

The month with the most sunshine days is July (21.8 days).
The month with the least sunshine days is February (12.5 days).

Average UV index in September
Molfetta, Italy

Average UV index in September: 5

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September
Molfetta, Italy

Average cloud cover in September: 19

The months with the most cloud cover are January and February (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in September
Molfetta, Italy

Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).