September weather forecast and climate
Travassós, Portugal

Weather in September

September, the first month of the autumn, in Travassós, is also a moderately hot month, with average temperature ranging between max 25.6°C (78.1°F) and min 12.4°C (54.3°F).

Temperature

In September, the average high-temperature slightly decreases, from a warm 28.6°C (83.5°F) in August, to a still moderately hot 25.6°C (78.1°F). The average low-temperature, in September, is 12.4°C (54.3°F).

Humidity

In September, the average relative humidity is 59%.

Rainfall

In Travassós, it is raining for 6.6 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, there are 108.1 rainfall days, and 286mm (11.26") of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Travassós, Portugal.

Daylight

In Travassós, the average length of the day is 12.5h.

Sunshine

In Travassós, the average sunshine is 9.2h.

UV index

In September, the average daily maximum UV index in Travassós is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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 Travassós?

In Travassós, in September, the average high-temperature is 25.6°C (78.1°F), and the average low-temperature is 12.4°C (54.3°F).

What is the average humidity in September in Travassós?

In Travassós, Portugal, the average relative humidity in September is 59%.

How many days does it rain in September in Travassós?

In Travassós, Portugal, in September, during 6.6 rainfall days, 17mm (0.67") of precipitation is typically accumulated.

When it does not snow in Travassós?

In Travassós snow does not fall in April through October.

How many hours of daylight does Travassós have in September?

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

How many hours of sunshine does Travassós have in September?

In Travassós, the average sunshine in September is 9.2h.

What is the UV index reading in September in Travassós?

The average daily maximum UV index in September in Travassós is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.

Average temperature in September
Travassós, Portugal

Average temperature in September - Travassós, Portugal
  • Average high temperature in September: 25.6°C

The warmest month (with the highest average high temperature) is July (28.8°C).
The month with the lowest average high temperature is January (9.4°C).

  • Average low temperature in September: 12.4°C

The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).

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Average pressure in September
Travassós, Portugal

Average pressure in September - Travassós, Portugal
  • Average pressure in September: 1017.3mbar

The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in September
Travassós, Portugal

Average wind speed in September - Travassós, Portugal
  • Average wind speed in September: 6.5km/h

The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).

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Average humidity in September
Travassós, Portugal

Average humidity in September - Travassós, Portugal
  • Average humidity in September: 59%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).

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Average rainfall in September
Travassós, Portugal

Average rainfall in September - Travassós, Portugal
  • Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is July (8mm).

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Average rainfall days in September
Travassós, Portugal

Average rainfall days in September - Travassós, Portugal
  • Average rainfall days in September: 6.6 days

The month with the highest number of rainy days is April (13.6 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in September
Travassós, Portugal

Average snowfall in September - Travassós, Portugal
  • Average snowfall in September: 0mm

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

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Average snowfall days in September
Travassós, Portugal

Average snowfall days in September - Travassós, Portugal
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Travassós, Portugal

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

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 9.2h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 4.1h).

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Average sunshine days in September
Travassós, Portugal

Average sunshine days in September - Travassós, Portugal
  • Average sunshine days in September: 21.9 days

The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is April (14.1 days).

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Average UV index in September
Travassós, Portugal

Average UV index in September - Travassós, 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, November and December (UV index 2).

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Average cloud cover in September
Travassós, Portugal

Average cloud cover in September - Travassós, Portugal
  • Average cloud cover in September: 24

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in September
Travassós, Portugal

Average visibility in September - Travassós, Portugal
  • Average visibility in September: 9km

Months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (6km).

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