April weather forecast
Seixal, Portugal

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Weather in April

April, like March, in Seixal, Portugal, is another comfortable spring month, with an average temperature fluctuating between 12.4°C (54.3°F) and 18.6°C (65.5°F).

Temperature

With the onset of April, the average high-temperature stands at a still enjoyable 18.6°C (65.5°F), closely aligned with March's 17.3°C (63.1°F). In Seixal, the average nighttime temperature during April is a fresh 12.4°C (54.3°F).

Humidity

The average relative humidity in April is 73%.

Rainfall

In Seixal, in April, during 7.4 rainfall days, 9mm (0.35") of precipitation is typically accumulated. Throughout the year, in Seixal, there are 54.2 rainfall days, and 61mm (2.4") of precipitation is accumulated.

Daylight

The average length of the day in April in Seixal is 13h and 14min.
On the first day of April, sunrise is at 07:20 and sunset at 20:00. On the last day of the month, sunrise is at 06:39 and sunset at 20:27 WEST.

Sunshine

The average sunshine in April is 8.8h.

UV index

The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 5 in April translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Feb 2, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the usual temperature for Seixal in April?

The average high-temperature and low-temperature in Seixal, Portugal, during April are 18.6°C (65.5°F) and 12.4°C (54.3°F) respectively.

What is the average humidity in April in Seixal?

In Seixal, Portugal, the average relative humidity in April is 73%.

How many days does it rain in April in Seixal?

In Seixal, Portugal, during April, the rain falls for 7.4 days and regularly aggregates up to 9mm (0.35") of precipitation.

How many hours of daylight does Seixal have in April?

In Seixal, Portugal, the average day length in April is 13h and 14min.

What time are sunrise and sunset in April in Seixal?

In April, on the first day of the month, sunrise is at 07:20 and sunset at 20:00. On the last day of the month, in Seixal, sunrise is at 06:39 and sunset at 20:27 WEST.

How many hours of sunshine does Seixal have in April?

In Seixal, Portugal, the average sunshine duration in April is 8.8h.

What is the UV index intensity in April in Seixal?

In Seixal, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.

Average temperature in April
Seixal, Portugal

Average temperature in April - Seixal, Portugal
  • Average high temperature in April: 18.6°C

The warmest month (with the highest average high temperature) is August (27.1°C).
The month with the lowest average high temperature is January (14.9°C).

  • Average low temperature in April: 12.4°C

The month with the highest average low temperature is July (17.9°C).
The coldest month (with the lowest average low temperature) is February (9.8°C).

Average pressure in April
Seixal, Portugal

Average pressure in April - Seixal, Portugal
  • Average pressure in April: 1015.7mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in April
Seixal, Portugal

Average wind speed in April - Seixal, Portugal
  • Average wind speed in April: 15km/h

The windiest month (with the highest average wind speed) is February (16.5km/h).
The calmest month (with the lowest average wind speed) is September (13.1km/h).

Average humidity in April
Seixal, Portugal

Average humidity in April - Seixal, Portugal
  • Average humidity in April: 73%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (68%).

Average rainfall in April
Seixal, Portugal

Average rainfall in April - Seixal, Portugal
  • Average rainfall in April: 9mm

The wettest month (with the highest rainfall) is November (15mm).
The driest months (with the least rainfall) are June, July and August (1mm).

Average rainfall days in April
Seixal, Portugal

Average rainfall days in April - Seixal, Portugal
  • Average rainfall days in April: 7.4 days

The month with the highest number of rainy days is November (9.3 days).
The month with the least rainy days is August (0.8 days).

Average daylight in April /
Average sunshine in April
Seixal, Portugal

Average daylight in April / Average sunshine in April - Seixal, Portugal
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 8h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in April
Seixal, Portugal

Average sunshine days in April - Seixal, Portugal
  • Average sunshine days in April: 21.1 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is November (17.7 days).

Average UV index in April
Seixal, Portugal

Average UV index in April - Seixal, Portugal
  • Average UV index in April: 5

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 April
Seixal, Portugal

Average cloud cover in April - Seixal, Portugal
  • Average cloud cover in April: 34

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in April
Seixal, Portugal

Average visibility in April - Seixal, Portugal
  • Average visibility in April: 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).

Seixal, Portugal

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