Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a tropical 32.1°C (89.8°F) in August to a warm 27.6°C (81.7°F). Throughout September, Melilli experiences a low-temperature average of 20.3°C (68.5°F).Heat index
In September, the average heat index is evaluated at 29°C (84.2°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humidity
In Melilli, the average relative humidity in September is 63%.Rainfall
In Melilli, during September, the rain falls for 9.4 days and regularly aggregates up to 26mm (1.02") of precipitation. In Melilli, during the entire year, the rain falls for 91.1 days and collects up to 275mm (10.83") of precipitation.Snowfall
February through December are months without snowfall.Daylight
In September, the average length of the day in Melilli is 12h and 25min.On the first day of the month, sunrise is at 06:30 and sunset at 19:28. On the last day of September, in Melilli, sunrise is at 06:54 and sunset at 18:44 CEST.
Sunshine
In Melilli, the average sunshine in September is 10.8h.UV index
In Melilli, Italy, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 6 in September translates into this advice:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Melilli?
What is the average humidity in September in Melilli?
How many days does it rain in September in Melilli?
When it does not snow in Melilli?
How many hours of daylight does Melilli have in September?
When is the sunrise / sunset in September in Melilli?
How long on average sun shines in September in Melilli?
What is the UV index reading in September in Melilli?
Average temperature in September
Melilli, Italy
- Average high temperature in September: 27.6°C
The warmest month (with the highest average high temperature) is July (32.2°C).
The month with the lowest average high temperature is January (14°C).
- Average low temperature in September: 20.3°C
The month with the highest average low temperature is August (23.5°C).
The coldest months (with the lowest average low temperature) are January and February (6.8°C).
Average pressure in September
Melilli, Italy
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).
Average wind speed in September
Melilli, Italy
- Average wind speed in September: 8.6km/h
The windiest month (with the highest average wind speed) is February (12.7km/h).
The calmest month (with the lowest average wind speed) is September (8.6km/h).
Average humidity in September
Melilli, Italy
- Average humidity in September: 63%
The months with the highest relative humidity are January and November (75%).
The month with the lowest relative humidity is July (50%).
Average rainfall in September
Melilli, Italy
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is October (48mm).
The driest month (with the least rainfall) is August (5mm).
Average rainfall days in September
Melilli, Italy
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is October (12.1 days).
The month with the least rainy days is July (3.5 days).
Average snowfall in September
Melilli, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Melilli, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Melilli, Italy
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 10h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).
Average sunshine days in September
Melilli, Italy
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is July (26.9 days).
The month with the least sunshine days is October (15.6 days).
Average UV index in September
Melilli, Italy
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February and December (UV index 3).
Average cloud cover in September
Melilli, Italy
- Average cloud cover in September: 17
The month with the most cloud cover is January (Cloud cover 27).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility in September
Melilli, 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).
Melilli, Italy
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