September weather forecastMelfa, Italy
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Melfa, Italy, with an average temperature varying between 24.8°C (76.6°F) and 14.2°C (57.6°F).Temperature
The shift from August to September corresponds with a decrease in the average high-temperature, down to a moderately hot 24.8°C (76.6°F) from a hot 30.4°C (86.7°F). Melfa encounters a steady low-temperature average of 14.2°C (57.6°F) throughout the month of September.Humidity
The average relative humidity in September in Melfa is 68%.Rainfall
In Melfa, in September, during 12.5 rainfall days, 40mm (1.57") of precipitation is typically accumulated. In Melfa, during the entire year, the rain falls for 150.3 days and collects up to 564mm (22.2") of precipitation.Snowfall
In Melfa, snow does not fall in January, March through November.Daylight
In September, the average length of the day is 12h and 28min.On the first day of September, sunrise is at 06:32 and sunset at 19:38. On the last day of the month, sunrise is at 07:01 and sunset at 18:48 CEST.
Sunshine
In September, the average sunshine in Melfa is 10.9h.UV index
In September, the average daily maximum UV index in Melfa is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In September, a regular UV index of 5 translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Melfa, Italy
- Average high temperature in September: 24.8°C
The warmest month (with the highest average high temperature) is August (30.4°C).
The month with the lowest average high temperature is January (9.9°C).
- Average low temperature in September: 14.2°C
The month with the highest average low temperature is August (17.2°C).
The coldest months (with the lowest average low temperature) are January and February (2.6°C).
Average pressure in September
Melfa, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is April (1014mbar).
Average wind speed in September
Melfa, Italy
- Average wind speed in September: 6.7km/h
The windiest month (with the highest average wind speed) is February (9km/h).
The calmest months (with the lowest average wind speed) are June and August (6.6km/h).
Average humidity in September
Melfa, Italy
- Average humidity in September: 68%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is August (59%).
Average rainfall in September
Melfa, Italy
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is November (110mm).
The driest month (with the least rainfall) is August (19mm).
Average rainfall days in September
Melfa, Italy
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is August (8.6 days).
Average snowfall in September
Melfa, Italy
- Average snowfall in September: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Melfa, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Melfa, 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 12min).
- Average sunshine in September: 10h and 54min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in September
Melfa, Italy
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is August (18.5 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in September
Melfa, Italy
- Average UV index in September: 5
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Melfa, Italy
- Average cloud cover in September: 21
The month with the most cloud cover is January (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility in September
Melfa, Italy
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
