September weather forecast
Benafim, Portugal

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Benafim, Portugal, with an average temperature fluctuating between 18.8°C (65.8°F) and 25.5°C (77.9°F).

Temperature

Benafim, Portugal, registers an average high-temperature of a still moderately hot 25.5°C (77.9°F) with the arrival of September, showing minor deviation from the preceding month. In September, the temperature drops to an average of 18.8°C (65.8°F) at night.

Humidity

In Benafim, the average relative humidity in September is 67%.

Rainfall

In Benafim, in September, it is raining for 2.8 days, with typically 3mm (0.12") of accumulated precipitation. In Benafim, during the entire year, the rain falls for 45.8 days and collects up to 63mm (2.48") of precipitation.

Daylight

In Benafim, Portugal, the average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 07:03 and sunset at 20:01. On the last day of September, sunrise is at 07:27 and sunset at 19:17 WEST.

Sunshine

In Benafim, the average sunshine in September is 9.6h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 6 during September, leads to the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

What is the usual temperature for Benafim in September?
In Benafim, in September, the average high-temperature is 25.5°C (77.9°F), and the average low-temperature is 18.8°C (65.8°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 30°C (86°F).
What is the average humidity in September?
The average relative humidity in September in Benafim is 67%.
How much does it rain in Benafim in September?
In September, the rain falls for 2.8 days. Throughout September, 3mm (0.12") of precipitation is accumulated.
How many hours of daylight does Benafim have in September?
In September, the average day length is 12h and 25min.
What time are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 07:03 and sunset at 20:01. On the last day of the month, sunrise is at 07:27 and sunset at 19:17 WEST.
How many hours of sunshine does Benafim have in September?
In September, the average sunshine duration is 9.6h.
What are the months with the highest UV index?
The months with the highest UV index are May through September, with an average maximum UV index of 6.
How high is the UV index in September?
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Benafim, Portugal
Average temperature in September
Benafim, Portugal
  • Average high temperature in September: 25.5°C

The warmest month (with the highest average high temperature) is August (28°C).
The month with the lowest average high temperature is January (14.9°C).

  • Average low temperature in September: 18.8°C

The month with the highest average low temperature is August (19.7°C).
The coldest month (with the lowest average low temperature) is February (10.2°C).

Average pressure in September - Benafim, Portugal
Average pressure in September
Benafim, Portugal
  • Average pressure in September: 1016.6mbar

The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

Average wind speed in September - Benafim, Portugal
Average wind speed in September
Benafim, Portugal
  • Average wind speed in September: 12.2km/h

The windiest months (with the highest average wind speed) are February and March (17.5km/h).
The calmest month (with the lowest average wind speed) is September (12.2km/h).

Average humidity in September - Benafim, Portugal
Average humidity in September
Benafim, Portugal
  • Average humidity in September: 67%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (62%).

Average rainfall in September - Benafim, Portugal
Average rainfall in September
Benafim, Portugal
  • Average rainfall in September: 3mm

The wettest month (with the highest rainfall) is November (13mm).
The driest month (with the least rainfall) is July (0mm).

Average rainfall days in September - Benafim, Portugal
Average rainfall days in September
Benafim, Portugal
  • Average rainfall days in September: 2.8 days

The month with the highest number of rainy days is April (7.5 days).
The month with the least rainy days is August (0.5 days).

Average daylight in September / Average sunshine in September - Benafim, Portugal
Average daylight in September /
Average sunshine in September
Benafim, Portugal
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).

Average sunshine days in September - Benafim, Portugal
Average sunshine days in September
Benafim, Portugal
  • Average sunshine days in September: 25.9 days

The months with the most sunshine days are July and August (29.8 days).
The month with the least sunshine days is April (20 days).

Average UV index in September - Benafim, Portugal
Average UV index in September
Benafim, Portugal
  • Average UV index in September: 6

The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in September - Benafim, Portugal
Average cloud cover in September
Benafim, Portugal
  • Average cloud cover in September: 14

The month with the most cloud cover is January (Cloud cover 31).
The month with the least cloud cover is July (Cloud cover 5).

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

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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