September weather forecast
San Martino Valle Caudina, Italy

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Weather in September

The first month of the autumn, September, is still a warm month in San Martino Valle Caudina, Italy, with temperature in the range of an average high of 24.9°C (76.8°F) and an average low of 14.7°C (58.5°F).

Temperature

San Martino Valle Caudina, Italy, in September experiences a subtle temperature decline, with average high-temperatures reducing from a hot 31°C (87.8°F) in August to a moderately hot 24.9°C (76.8°F). San Martino Valle Caudina's temperature lowers to a mean of 14.7°C (58.5°F) during the nights in September.

Humidity

In San Martino Valle Caudina, the average relative humidity in September is 68%.

Rainfall

In San Martino Valle Caudina, in September, it is raining for 12.8 days, with typically 35mm (1.38") of accumulated precipitation. Throughout the year, there are 154.9 rainfall days, and 443mm (17.44") of precipitation is accumulated.

Snowfall

May through October and December are months without snowfall in San Martino Valle Caudina.

Daylight

In San Martino Valle Caudina, the average length of the day in September is 12h and 28min.
On the first day of September in San Martino Valle Caudina, sunrise is at 06:28 and sunset at 19:33. On the last day of the month, sunrise is at 06:57 and sunset at 18:44 CEST.

Sunshine

The average sunshine in September in San Martino Valle Caudina is 10.5h.

UV index

In San Martino Valle Caudina, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What is the average September temperature in San Martino Valle Caudina?

An average high-temperature, in September, in San Martino Valle Caudina, is 24.9°C (76.8°F) and the average low-temperature is 14.7°C (58.5°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 34°C (93.2°F).

What is the average humidity in September in San Martino Valle Caudina?

In San Martino Valle Caudina, Italy, the average relative humidity in September is 68%.

How much does it rain in San Martino Valle Caudina in September?

In San Martino Valle Caudina, in September, it is raining for 12.8 days, with typically 35mm (1.38") of accumulated precipitation.

When it does not snow in San Martino Valle Caudina?

In San Martino Valle Caudina, snow does not fall in May through October and December.

How many hours of daylight does San Martino Valle Caudina have in September?

In September, the average day length in San Martino Valle Caudina, Italy, is 12h and 28min.

When are sunrise and sunset in September in San Martino Valle Caudina?

In September, on the first day of the month, sunrise is at 06:28 and sunset at 19:33. On the last day of the month, in San Martino Valle Caudina, Italy, sunrise is at 06:57 and sunset at 18:44 CEST.

How long on average sun shines in September in San Martino Valle Caudina?

The average sunshine duration in September in San Martino Valle Caudina, Italy, is 10.5h.

How high is the UV index in September in San Martino Valle Caudina?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
San Martino Valle Caudina, Italy

Average temperature in September - San Martino Valle Caudina, Italy
  • Average high temperature in September: 24.9°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (9.5°C).

  • Average low temperature in September: 14.7°C

The month with the highest average low temperature is August (17.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.8°C).

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Average pressure in September
San Martino Valle Caudina, Italy

Average pressure in September - San Martino Valle Caudina, Italy
  • Average pressure in September: 1015.4mbar

The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).

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Average wind speed in September
San Martino Valle Caudina, Italy

Average wind speed in September - San Martino Valle Caudina, Italy
  • Average wind speed in September: 8.3km/h

The windiest month (with the highest average wind speed) is February (11.5km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).

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Average humidity in September
San Martino Valle Caudina, Italy

Average humidity in September - San Martino Valle Caudina, Italy
  • Average humidity in September: 68%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (58%).

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Average rainfall in September
San Martino Valle Caudina, Italy

Average rainfall in September - San Martino Valle Caudina, Italy
  • Average rainfall in September: 35mm

The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is August (21mm).

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Average rainfall days in September
San Martino Valle Caudina, Italy

Average rainfall days in September - San Martino Valle Caudina, Italy
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is August (10 days).

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Average snowfall in September
San Martino Valle Caudina, Italy

Average snowfall in September - San Martino Valle Caudina, Italy
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (7mm).
The months with the least snowfall are May, June, July, August, September, October and December (0mm).

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Average snowfall days in September
San Martino Valle Caudina, Italy

Average snowfall days in September - San Martino Valle Caudina, 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 May, June, July, August, September, October and December (0 days).

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Average daylight in September /
Average sunshine in September
San Martino Valle Caudina, Italy

Average daylight in September / Average sunshine in September - San Martino Valle Caudina, Italy
  • Average daylight in September: 12h and 3min

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 3min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in September
San Martino Valle Caudina, Italy

Average sunshine days in September - San Martino Valle Caudina, Italy
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is October (18.1 days).
The months with the least sunshine days are February and May (11.8 days).

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Average UV index in September
San Martino Valle Caudina, Italy

Average UV index in September - San Martino Valle Caudina, Italy
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
San Martino Valle Caudina, Italy

Average cloud cover in September - San Martino Valle Caudina, Italy
  • Average cloud cover in September: 24

The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in September
San Martino Valle Caudina, Italy

Average visibility in September - San Martino Valle Caudina, Italy
  • Average visibility in September: 9km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (9km).

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San Martino Valle Caudina, Italy

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