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 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
September
Weather in September
Temperature
The transition into September involves a small decrease in the average high-temperature, dipping slightly from a tropical 30.2°C (86.4°F) in August to a warm 26.4°C (79.5°F). The temperature dips to an average of 21.3°C (70.3°F) during September nights.Humidity
The average relative humidity in September is 67%.Rainfall
In Montallegro, during September, the rain falls for 9.5 days and regularly aggregates up to 32mm (1.26") of precipitation. In Montallegro, during the entire year, the rain falls for 118.3 days and collects up to 393mm (15.47") of precipitation.Snowfall
In Montallegro, snow does not fall in January through November.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 06:37 and sunset at 19:35. On the last day of the month, sunrise is at 07:01 and sunset at 18:51 CEST.
Sunshine
In September, the average sunshine is 11.1h.UV index
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 ordinary individuals.Note: The maximum UV index of 6 during September leads to these instructions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Montallegro have in September?
What is the UV index reading in September?
Average temperature in September
Montallegro, Italy
- Average high temperature in September: 26.4°C
The warmest month (with the highest average high temperature) is August (30.2°C).
The months with the lowest average high temperature are January and February (13.3°C).
- Average low temperature in September: 21.3°C
The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is February (8.4°C).
Average pressure in September
Montallegro, Italy
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is July (1014.2mbar).
Average wind speed in September
Montallegro, Italy
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is February (17.3km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in September
Montallegro, Italy
- Average humidity in September: 67%
The months with the highest relative humidity are January and March (77%).
The month with the lowest relative humidity is July (58%).
Average rainfall in September
Montallegro, Italy
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is November (87mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in September
Montallegro, Italy
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is November (14.7 days).
The month with the least rainy days is July (2.1 days).
Average snowfall days in September
Montallegro, Italy
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Montallegro, 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 36min).
- Average sunshine in September: 11h and 1min
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 12min).
Average sunshine days in September
Montallegro, Italy
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is July (27.5 days).
The month with the least sunshine days is November (11.9 days).
Average UV index in September
Montallegro, Italy
- Average UV index in September: 6
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is February (UV index 3).
Average cloud cover in September
Montallegro, Italy
- Average cloud cover in September: 15
The month with the most cloud cover is January (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in September
Montallegro, 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).
