September weather forecast and climate
Monfebres, Portugal

Weather in September

September, the first month of the autumn, in Monfebres, is still a warm month, with average temperature fluctuating between 25.6°C (78.1°F) and 12.4°C (54.3°F).

Temperature

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

Humidity

The average relative humidity in Monfebres is 59%.

Rainfall

In Monfebres, Portugal, during September, the rain falls for 6.6 days and regularly aggregates up to 17mm (0.67") of 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 Monfebres.

Daylight

The average length of the day in Monfebres is 12.5h.

Sunshine

In Monfebres, the average sunshine is 9.2h.

UV index

In Monfebres, Portugal, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability 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 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 Monfebres?

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 Monfebres?

The average relative humidity in September is 59%.

How much does it rain in Monfebres in September?

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

When it does not snow in Monfebres?

In Monfebres, Portugal, snow does not fall in April through October.

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

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

How many hours of sunshine does Monfebres have in September?

The average sunshine in September in Monfebres, Portugal, is 9.2h.

What is the UV index reading in September in Monfebres?

In Monfebres, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in September
Monfebres, Portugal

Average temperature in September - Monfebres, 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
Monfebres, Portugal

Average pressure in September - Monfebres, 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
Monfebres, Portugal

Average wind speed in September - Monfebres, 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
Monfebres, Portugal

Average humidity in September - Monfebres, 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
Monfebres, Portugal

Average rainfall in September - Monfebres, 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
Monfebres, Portugal

Average rainfall days in September - Monfebres, 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
Monfebres, Portugal

Average snowfall in September - Monfebres, 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
Monfebres, Portugal

Average snowfall days in September - Monfebres, 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
Monfebres, Portugal

Average daylight in September / Average sunshine in September - Monfebres, 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
Monfebres, Portugal

Average sunshine days in September - Monfebres, 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
Monfebres, Portugal

Average UV index in September - Monfebres, 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
Monfebres, Portugal

Average cloud cover in September - Monfebres, 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
Monfebres, Portugal

Average visibility in September - Monfebres, 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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