September weather forecast and climate
Ponte de Sor, Portugal

Weather in September

September, the first month of the autumn, in Ponte de Sor, is also a moderately hot month, with average temperature varying between 29.5°C (85.1°F) and 15°C (59°F).

Temperature

In September, the average high-temperature marginally drops, from a tropical 32.7°C (90.9°F) in August, to a warm 29.5°C (85.1°F). In Ponte de Sor, the average low-temperature is 15°C (59°F).

Heat index

In September, the average heat index is estimated at a tropical 31.4°C (88.5°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, differences in body mass, height, and shape, pregnancy). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in Ponte de Sor is 57%.

Rainfall

In Ponte de Sor, in September, during 4.1 rainfall days, 13mm (0.51") of precipitation is typically accumulated. Throughout the year, in Ponte de Sor, there are 84.9 rainfall days, and 277mm (10.91") of precipitation is accumulated.

Daylight

In Ponte de Sor, the average length of the day is 12.4h.

Sunshine

In September, the average sunshine in Ponte de Sor is 9.3h.

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 the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.
[Resources]

FAQ

What is the temperature in September in Ponte de Sor?

In Ponte de Sor, in September, the average high-temperature is 29.5°C (85.1°F), and the average low-temperature is 15°C (59°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines air temperature and relative humidity, in September is estimated at 31.4°C (88.5°F).

What is the average humidity in September in Ponte de Sor?

The average relative humidity in September in Ponte de Sor, Portugal, is 57%.

How many days does it rain in September in Ponte de Sor?

In Ponte de Sor, Portugal, during September, the rain falls for 4.1 days and regularly aggregates up to 13mm (0.51") of precipitation.

What is the average length of the day in September in Ponte de Sor?

The average length of the day in September is 12.4h.

How many hours of sunshine does Ponte de Sor have in September?

In September, the average sunshine is 9.3h.

What is the UV index reading in September in Ponte de Sor?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in September
Ponte de Sor, Portugal

Average temperature in September - Ponte de Sor, Portugal
  • Average high temperature in September: 29.5°C

The warmest month (with the highest average high temperature) is August (32.7°C).
The month with the lowest average high temperature is January (13.3°C).

  • Average low temperature in September: 15°C

The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).

[Resources]

Average pressure in September
Ponte de Sor, Portugal

Average pressure in September - Ponte de Sor, Portugal
  • Average pressure in September: 1016.5mbar

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

[Resources]

Average wind speed in September
Ponte de Sor, Portugal

Average wind speed in September - Ponte de Sor, Portugal
  • Average wind speed in September: 9.8km/h

The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).

[Resources]

Average humidity in September
Ponte de Sor, Portugal

Average humidity in September - Ponte de Sor, Portugal
  • Average humidity in September: 57%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (55%).

[Resources]

Average rainfall in September
Ponte de Sor, Portugal

Average rainfall in September - Ponte de Sor, Portugal
  • Average rainfall in September: 13mm

The wettest month (with the highest rainfall) is November (50mm).
The driest months (with the least rainfall) are July and August (3mm).

[Resources]

Average rainfall days in September
Ponte de Sor, Portugal

Average rainfall days in September - Ponte de Sor, Portugal
  • Average rainfall days in September: 4.1 days

The month with the highest number of rainy days is November (11.2 days).
The month with the least rainy days is August (1.6 days).

[Resources]

Average daylight in September /
Average sunshine in September
Ponte de Sor, Portugal

Average daylight in September / Average sunshine in September - Ponte de Sor, Portugal
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 9.3h

The month with the most sunshine is July (Average sunshine: 11.6h).
The month with the least sunshine is January (Average sunshine: 5.1h).

[Resources]

Average sunshine days in September
Ponte de Sor, Portugal

Average sunshine days in September - Ponte de Sor, Portugal
  • Average sunshine days in September: 25.2 days

Months with the most sunshine days are July and August (28.7 days).
The month with the least sunshine days is November (17.9 days).

[Resources]

Average UV index in September
Ponte de Sor, Portugal

Average UV index in September - Ponte de Sor, Portugal
  • Average UV index in September: 5

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

[Resources]

Average cloud cover in September
Ponte de Sor, Portugal

Average cloud cover in September - Ponte de Sor, Portugal
  • Average cloud cover in September: 18

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 12).

[Resources]

Average visibility in September
Ponte de Sor, Portugal

Average visibility in September - Ponte de Sor, Portugal
  • Average visibility in September: 9km

The month with the highest visibility is June (10km).
The month with the lowest visibility is January (8km).

[Resources]