April weather forecast and climate
Santiais, Portugal

Weather in April

April, the same as March, is another comfortable spring month in Santiais, Portugal, with average temperature ranging between min 8.5°C (47.3°F) and max 18.2°C (64.8°F).

Temperature

In Santiais, the average high-temperature in April is practically the same as in March - a still comfortable 18.2°C (64.8°F). The average low-temperature, is 8.5°C (47.3°F).

Humidity

In April, the average relative humidity in Santiais, Portugal, is 76%.

Rainfall

In Santiais, it is raining for 14.6 days, with typically 78mm (3.07") of accumulated precipitation. In Santiais, during the entire year, the rain falls for 135.4 days and collects up to 778mm (30.63") of precipitation.

Daylight

In Santiais, the average length of the day in April is 13.3h.

Sunshine

In Santiais, the average sunshine in April is 8.2h.

UV index

In April, the average daily maximum UV index in Santiais is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. 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 April in Santiais?

The average high-temperature, in April, in Santiais, Portugal, is 18.2°C (64.8°F), while the average low-temperature is 8.5°C (47.3°F).

What is the average humidity in April in Santiais?

In April, the average relative humidity in Santiais, Portugal, is 76%.

How many days does it rain in April in Santiais?

In Santiais, during April, the rain falls for 14.6 days and regularly aggregates up to 78mm (3.07") of precipitation.

What is the average length of the day in April in Santiais?

In Santiais, Portugal, the average length of the day in April is 13.3h.

How many hours of sunshine does Santiais have in April?

In Santiais, Portugal, the average sunshine in April is 8.2h.

How high is the UV index in April in Santiais?

In April, the average daily maximum UV index in Santiais is 4. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in April
Santiais, Portugal

Average temperature in April - Santiais, Portugal
  • Average high temperature in April: 18.2°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 (12.6°C).

  • Average low temperature in April: 8.5°C

Months with the highest average low temperature are July and August (14.8°C).
The coldest month (with the lowest average low temperature) is January (6°C).

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Average pressure in April
Santiais, Portugal

Average pressure in April - Santiais, Portugal
  • Average pressure in April: 1015.3mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in April
Santiais, Portugal

Average wind speed in April - Santiais, Portugal
  • Average wind speed in April: 8.7km/h

The windiest month (with the highest average wind speed) is February (9.7km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).

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Average humidity in April
Santiais, Portugal

Average humidity in April - Santiais, Portugal
  • Average humidity in April: 76%

The month with the highest relative humidity is January (83%).
Months with the lowest relative humidity are August and September (66%).

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Average rainfall in April
Santiais, Portugal

Average rainfall in April - Santiais, Portugal
  • Average rainfall in April: 78mm

The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is July (8mm).

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Average rainfall days in April
Santiais, Portugal

Average rainfall days in April - Santiais, Portugal
  • Average rainfall days in April: 14.6 days

The month with the highest number of rainy days is November (15.7 days).
The month with the least rainy days is August (4.3 days).

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

Average daylight in April / Average sunshine in April - Santiais, Portugal
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.2h

The month with the most sunshine is July (Average sunshine: 11.1h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days in April
Santiais, Portugal

Average sunshine days in April - Santiais, Portugal
  • Average sunshine days in April: 13.4 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is November (11.6 days).

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Average UV index in April
Santiais, Portugal

Average UV index in April - Santiais, Portugal
  • Average UV index in April: 4

Months with the highest UV index are June and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average cloud cover in April
Santiais, Portugal

Average cloud cover in April - Santiais, Portugal
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in April
Santiais, Portugal

Average visibility in April - Santiais, Portugal
  • Average visibility in April: 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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