September weather forecast and climate
Toucinhos, Portugal

Weather in September

The first month of the autumn, September, is still a warm month in Toucinhos, Portugal, with temperature in the range of an average low of 14.7°C (58.5°F) and an average high of 27.8°C (82°F).

Temperature

In Toucinhos, Portugal, the average high-temperature is practically the same as in August - a still warm 27.8°C (82°F). In Toucinhos, the average low-temperature is 14.7°C (58.5°F).

Heat index

In September, the average heat index is evaluated at 29.6°C (85.3°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 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like metabolic differences, pregnancy, differences in body mass, height, and shape, and activity influence one's weather impression. 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. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

Months with the lowest humidity in Toucinhos, Portugal, are August and September, with an average relative humidity of 64%.

Rainfall

In Toucinhos, in September, during 5.3 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, in Toucinhos, there are 103.1 rainfall days, and 359mm (14.13") of precipitation is accumulated.

Daylight

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

Sunshine

The average sunshine in September is 9.2h.

UV index

In Toucinhos, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Toucinhos?

The average high-temperature, in September, is 27.8°C (82°F), while the average low-temperature is 14.7°C (58.5°F). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), that combines relative humidity and air temperature, is appraised at 29.6°C (85.3°F).

What is the least humid month in Toucinhos?

Months with the lowest humidity in Toucinhos are August and September, with an average relative humidity of 64%.

What is the average humidity in September in Toucinhos?

The average relative humidity in September is 64%.

How much does it rain in Toucinhos in September?

In September, in Toucinhos, Portugal, the rain falls for 5.3 days. Throughout September, 19mm (0.75") of precipitation is accumulated.

What is the average length of the day in September in Toucinhos?

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

How long on average sun shines in September in Toucinhos?

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

What is the UV index intensity in September in Toucinhos?

In Toucinhos, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in September
Toucinhos, Portugal

Average temperature in September - Toucinhos, Portugal
  • Average high temperature in September: 27.8°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (13.4°C).

  • Average low temperature in September: 14.7°C

Months with the highest average low temperature are July and August (15.2°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).

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Average pressure in September
Toucinhos, Portugal

Average pressure in September - Toucinhos, Portugal
  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

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Average wind speed in September
Toucinhos, Portugal

Average wind speed in September - Toucinhos, Portugal
  • Average wind speed in September: 9.8km/h

The windiest month (with the highest average wind speed) is July (12.4km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).

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Average humidity in September
Toucinhos, Portugal

Average humidity in September - Toucinhos, Portugal
  • Average humidity in September: 64%

The month with the highest relative humidity is January (82%).
Months with the lowest relative humidity are August and September (64%).

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Average rainfall in September
Toucinhos, Portugal

Average rainfall in September - Toucinhos, Portugal
  • Average rainfall in September: 19mm

The wettest month (with the highest rainfall) is November (58mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in September
Toucinhos, Portugal

Average rainfall days in September - Toucinhos, Portugal
  • Average rainfall days in September: 5.3 days

The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is August (2.2 days).

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

Average daylight in September / Average sunshine in September - Toucinhos, 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: 9.2h

The month with the most sunshine is July (Average sunshine: 11.2h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days in September
Toucinhos, Portugal

Average sunshine days in September - Toucinhos, Portugal
  • Average sunshine days in September: 24.1 days

The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is April (16.3 days).

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Average UV index in September
Toucinhos, Portugal

Average UV index in September - Toucinhos, Portugal
  • Average UV index in September: 5

Months with the highest UV index are May, 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
Toucinhos, Portugal

Average cloud cover in September - Toucinhos, Portugal
  • Average cloud cover in September: 22

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in September
Toucinhos, Portugal

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

Months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).

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