September weather forecast and climate
São Pantaleão, Portugal

Weather in September

The first month of the autumn, September, is also a moderately hot month in São Pantaleão, Portugal, with temperature in the range of an average high of 25.7°C (78.3°F) and an average low of 13.4°C (56.1°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still moderately hot 25.7°C (78.3°F). In São Pantaleão, in September, the average low-temperature is 13.4°C (56.1°F).

Humidity

In São Pantaleão, the average relative humidity in September is 66%.

Rainfall

In São Pantaleão, during September, the rain falls for 7.5 days and regularly aggregates up to 31mm (1.22") of precipitation. In São Pantaleão, during the entire year, the rain falls for 150 days and collects up to 997mm (39.25") of precipitation.

Daylight

In São Pantaleão, the average length of the day in September is 12.5h.

Sunshine

In September, the average sunshine in São Pantaleão, Portugal, is 9.1h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in São Pantaleão?

In São Pantaleão, in September, the average high-temperature is 25.7°C (78.3°F), and the average low-temperature is 13.4°C (56.1°F).

What is the average humidity in September in São Pantaleão?

In São Pantaleão, Portugal, the average relative humidity in September is 66%.

How much does it rain in São Pantaleão in September?

In September, in São Pantaleão, the rain falls for 7.5 days. Throughout September, 31mm (1.22") of precipitation is accumulated.

How many hours of daylight does São Pantaleão have in September?

The average length of the day in September is 12.5h.

How many hours of sunshine does São Pantaleão have in September?

The average sunshine in September in São Pantaleão is 9.1h.

What is the UV index intensity in September in São Pantaleão?

The average daily maximum UV index in September in São Pantaleão is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in September
São Pantaleão, Portugal

Average temperature in September - São Pantaleão, Portugal
  • Average high temperature in September: 25.7°C

The warmest month (with the highest average high temperature) is August (27.6°C).
The month with the lowest average high temperature is January (11.8°C).

  • Average low temperature in September: 13.4°C

The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).

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Average pressure in September
São Pantaleão, Portugal

Average pressure in September - São Pantaleão, Portugal
  • Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in September
São Pantaleão, Portugal

Average wind speed in September - São Pantaleão, Portugal
  • Average wind speed in September: 6.6km/h

The windiest months (with the highest average wind speed) are February and March (8.2km/h).
The calmest month (with the lowest average wind speed) is September (6.6km/h).

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Average humidity in September
São Pantaleão, Portugal

Average humidity in September - São Pantaleão, Portugal
  • Average humidity in September: 66%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in September
São Pantaleão, Portugal

Average rainfall in September - São Pantaleão, Portugal
  • Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is November (146mm).
The driest month (with the least rainfall) is July (12mm).

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Average rainfall days in September
São Pantaleão, Portugal

Average rainfall days in September - São Pantaleão, Portugal
  • Average rainfall days in September: 7.5 days

The month with the highest number of rainy days is January (17.3 days).
The month with the least rainy days is August (5.4 days).

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Average daylight in September /
Average sunshine in September
São Pantaleão, Portugal

Average daylight in September / Average sunshine in September - São Pantaleão, Portugal
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 9.1h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 4.6h).

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Average sunshine days in September
São Pantaleão, Portugal

Average sunshine days in September - São Pantaleão, Portugal
  • Average sunshine days in September: 20.8 days

The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is April (10.5 days).

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Average UV index in September
São Pantaleão, Portugal

Average UV index in September - São Pantaleão, Portugal
  • Average UV index in September: 5

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January, February, March, April, November and December (UV index 3).

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Average cloud cover in September
São Pantaleão, Portugal

Average cloud cover in September - São Pantaleão, Portugal
  • Average cloud cover in September: 25

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in September
São Pantaleão, Portugal

Average visibility in September - São Pantaleão, Portugal
  • Average visibility in September: 9km

The month with the highest visibility is September (9km).
The month with the lowest visibility is January (7km).

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