September weather forecast and climate
Penhascoso, Portugal

Weather in September

September, the first month of the autumn, in Penhascoso, is also a moderately hot month, with average temperature ranging between max 29.5°C (85.1°F) and min 15°C (59°F).

Temperature

In Penhascoso, the average high-temperature marginally drops, from a hot 32.7°C (90.9°F) in August, to a moderately hot 29.5°C (85.1°F). The average low-temperature, in September, is 15°C (59°F).

Heat index

In September, the average heat index is estimated at a hot 31.4°C (88.5°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, metabolic differences, differences in body mass, height, and shape, and clothing affect individual temperature impact. 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

In September, the average relative humidity in Penhascoso is 57%.

Rainfall

In Penhascoso, during September, the rain falls for 4.1 days and regularly aggregates up to 13mm (0.51") of precipitation. In Penhascoso, during the entire year, the rain falls for 84.9 days and collects up to 277mm (10.91") of precipitation.

Daylight

In Penhascoso, the average length of the day is 12.4h.

Sunshine

In Penhascoso, the average sunshine is 9.3h.

UV index

The average daily maximum UV index in Penhascoso is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected 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 sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Penhascoso?

In Penhascoso, 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. 'felt air temperature', 'feels like'), 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 Penhascoso?

The average relative humidity in September in Penhascoso is 57%.

How much does it rain in Penhascoso in September?

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

How many hours of daylight does Penhascoso have in September?

In September, the average length of the day in Penhascoso is 12.4h.

How many hours of sunshine does Penhascoso have in September?

In September, the average sunshine is 9.3h.

What is the UV index reading in September in Penhascoso?

In September, the average daily maximum UV index in Penhascoso, Portugal, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in September
Penhascoso, Portugal

Average temperature in September - Penhascoso, 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).

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Average pressure in September
Penhascoso, Portugal

Average pressure in September - Penhascoso, 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).

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Average wind speed in September
Penhascoso, Portugal

Average wind speed in September - Penhascoso, 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).

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Average humidity in September
Penhascoso, Portugal

Average humidity in September - Penhascoso, 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%).

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Average rainfall in September
Penhascoso, Portugal

Average rainfall in September - Penhascoso, 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).

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Average rainfall days in September
Penhascoso, Portugal

Average rainfall days in September - Penhascoso, 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).

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

Average daylight in September / Average sunshine in September - Penhascoso, 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: 9.4h).

  • 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).

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Average sunshine days in September
Penhascoso, Portugal

Average sunshine days in September - Penhascoso, 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).

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Average UV index in September
Penhascoso, Portugal

Average UV index in September - Penhascoso, 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).

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Average cloud cover in September
Penhascoso, Portugal

Average cloud cover in September - Penhascoso, 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).

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Average visibility in September
Penhascoso, Portugal

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

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

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