September weather forecast and climate
Sarzedinha, Portugal

Weather in September

September, the first month of the autumn, in Sarzedinha, is also a moderately hot month, with average temperature fluctuating between 15.5°C (59.9°F) and 28.5°C (83.3°F).

Temperature

In September, the average high-temperature marginally drops, from a hot 32.8°C (91°F) in August, to a warm 28.5°C (83.3°F). In September, in Sarzedinha, the average low-temperature is 15.5°C (59.9°F).

Heat index

The average heat index in September is calculated to 28.9°C (84°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity 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 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like clothing, metabolic differences, wind, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index 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

The average relative humidity in September is 49%.

Rainfall

In Sarzedinha, Portugal, during September, the rain falls for 5 days and regularly aggregates up to 16mm (0.63") of precipitation. In Sarzedinha, during the entire year, the rain falls for 97 days and collects up to 369mm (14.53") of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

The average length of the day in Sarzedinha, Portugal, is 12.4h.

Sunshine

In September, the average sunshine is 9.5h.

UV index

The average daily maximum UV index in Sarzedinha, Portugal, is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 5 transform into the following instructions:
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. 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 Sarzedinha?

In Sarzedinha, in September, the average high-temperature is 28.5°C (83.3°F), and the average low-temperature is 15.5°C (59.9°F). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, is estimated at 28.9°C (84°F).

What is the average humidity in September in Sarzedinha?

In Sarzedinha, the average relative humidity in September is 49%.

How many days does it rain in September in Sarzedinha?

In Sarzedinha, Portugal, in September, it is raining for 5 days, with typically 16mm (0.63") of accumulated precipitation.

When it does not snow in Sarzedinha?

In Sarzedinha snow does not fall in February through December.

How many hours of daylight does Sarzedinha have in September?

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

How long on average sun shines in September in Sarzedinha?

In Sarzedinha, Portugal, the average sunshine in September is 9.5h.

What is the UV index reading in September in Sarzedinha?

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

Average temperature in September
Sarzedinha, Portugal

Average temperature in September - Sarzedinha, Portugal
  • Average high temperature in September: 28.5°C

The warmest month (with the highest average high temperature) is August (32.8°C).
The month with the lowest average high temperature is January (11.6°C).

  • Average low temperature in September: 15.5°C

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).

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Average pressure in September
Sarzedinha, Portugal

Average pressure in September - Sarzedinha, Portugal
  • Average pressure in September: 1016.5mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

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Average wind speed in September
Sarzedinha, Portugal

Average wind speed in September - Sarzedinha, Portugal
  • Average wind speed in September: 8.3km/h

The windiest month (with the highest average wind speed) is February (11.3km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).

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Average humidity in September
Sarzedinha, Portugal

Average humidity in September - Sarzedinha, Portugal
  • Average humidity in September: 49%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (44%).

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Average rainfall in September
Sarzedinha, Portugal

Average rainfall in September - Sarzedinha, Portugal
  • Average rainfall in September: 16mm

The wettest month (with the highest rainfall) is November (60mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in September
Sarzedinha, Portugal

Average rainfall days in September - Sarzedinha, Portugal
  • Average rainfall days in September: 5 days

The month with the highest number of rainy days is November (12.3 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall in September
Sarzedinha, Portugal

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

The month with the highest snowfall is January (1mm).
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in September
Sarzedinha, Portugal

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

Months with the highest number of snowfall days are January and March (0.1 days).
Months with the least snowfall days are February, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in September / Average sunshine in September - Sarzedinha, Portugal
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 9.5h

Months with the most sunshine are July and August (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 5.2h).

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Average sunshine days in September
Sarzedinha, Portugal

Average sunshine days in September - Sarzedinha, Portugal
  • Average sunshine days in September: 23.3 days

The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is April (16.6 days).

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Average UV index in September
Sarzedinha, Portugal

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

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in September
Sarzedinha, Portugal

Average cloud cover in September - Sarzedinha, Portugal
  • Average cloud cover in September: 16

The month with the most cloud cover is January (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 8).

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Average visibility in September
Sarzedinha, Portugal

Average visibility in September - Sarzedinha, Portugal
  • Average visibility in September: 10km

Months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).

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