May weather forecast
Amadora, Portugal

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Weather in May

May, often considered the gateway to summer in Amadora, Portugal, brings a marked change in climate. The temperature sees a significant jump making the weather more balmy. The city basks under the increased sunlight, creating an idyllic picture for visitors. Notably, the region receives a daylight length of 14.3 hours in May with an average temperature high of 21.2°C (70.2°F). The ambience remains vibrant; it is the ideal time for sightseeing and indulging in sports, enhancing the city's jovial vibe.

Temperature

A soft shift in the average high-temperature is noticeable in May in Amadora, transitioning from an enjoyable 18°C (64.4°F) in April to a pleasant 21.2°C (70.2°F). In Amadora, the nighttime temperature averages to a moderate 14.9°C (58.8°F) during May.

Humidity

May and August, with an average relative humidity of 70%, are the least humid months in Amadora.

Rainfall

In Amadora, during May, the rain falls for 9.1 days and regularly aggregates up to 27mm (1.06") of precipitation. In Amadora, during the entire year, the rain falls for 112.7 days and collects up to 389mm (15.31") of precipitation.

Sea temperature

In Amadora, in May, the average water temperature is 17.4°C (63.3°F).
Note: For the majority, swimming in 17.4°C (63.3°F) does not offer a pleasant experience. Below 21°C (69.8°F), the difficulty in controlling breathing escalates.

Daylight

The average length of the day in May in Amadora, Portugal, is 14h and 18min.
On the first day of the month, sunrise is at 06:38 and sunset at 20:29. On the last day of May, sunrise is at 06:13 and sunset at 20:55 WEST.

Sunshine

The average sunshine in May is 10.6h.

UV index

In May, the average daily maximum UV index in Amadora is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In May, the maximum UV index of 5 suggests this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What is the temperature in May in Amadora?

The high-temperature during May is 21.2°C (70.2°F) and the low-temperature is 14.9°C (58.8°F).

What are the least humid months in Amadora?

The months with the lowest humidity in Amadora, Portugal, are May and August, with an average relative humidity of 70%.

What is the average humidity in May in Amadora?

In Amadora, Portugal, the average relative humidity in May is 70%.

How many days does it rain in May in Amadora?

In Amadora, in May, during 9.1 rainfall days, 27mm (1.06") of precipitation is typically accumulated.

What is the sea water temperature in May in Amadora?

In Amadora, Portugal, in May, the average water temperature is 17.4°C (63.3°F). For swimming, a surface water temperature of 17.4°C (63.3°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in May in Amadora?

The average day length in May in Amadora, Portugal, is 14h and 18min.

When are sunrise and sunset in May in Amadora?

On the first day of May in Amadora, Portugal, sunrise is at 06:38 and sunset at 20:29. On the last day of the month, sunrise is at 06:13 and sunset at 20:55 WEST.

How many hours of sunshine does Amadora have in May?

In Amadora, Portugal, the average sunshine duration in May is 10.6h.

What is the UV index intensity in May in Amadora?

In May, the average daily maximum UV index in Amadora, Portugal, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.

Average temperature in May
Amadora, Portugal

Average temperature in May - Amadora, Portugal
  • Average high temperature in May: 21.2°C

The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (14.5°C).

  • Average low temperature in May: 14.9°C

The months with the highest average low temperature are July and August (18.1°C).
The coldest month (with the lowest average low temperature) is February (10.3°C).

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Average pressure in May
Amadora, Portugal

Average pressure in May - Amadora, Portugal
  • Average pressure in May: 1016.5mbar

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

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Average wind speed in May
Amadora, Portugal

Average wind speed in May - Amadora, Portugal
  • Average wind speed in May: 16.6km/h

The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is October (14.1km/h).

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Average humidity in May
Amadora, Portugal

Average humidity in May - Amadora, Portugal
  • Average humidity in May: 70%

The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are May and August (70%).

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Average rainfall in May
Amadora, Portugal

Average rainfall in May - Amadora, Portugal
  • Average rainfall in May: 27mm

The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is July (2mm).

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Average rainfall days in May
Amadora, Portugal

Average rainfall days in May - Amadora, Portugal
  • Average rainfall days in May: 9.1 days

The month with the highest number of rainy days is November (14.4 days).
The month with the least rainy days is August (2.6 days).

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Average sea temperature in May
Amadora, Portugal

Average sea temperature in May - Amadora, Portugal
  • Average sea temperature in May: 17.4°C

The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).

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Average daylight in May /
Average sunshine in May
Amadora, Portugal

Average daylight in May / Average sunshine in May - Amadora, Portugal
  • Average daylight in May: 14h and 2min

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 May: 10h and 4min

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).

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Average sunshine days in May
Amadora, Portugal

Average sunshine days in May - Amadora, Portugal
  • Average sunshine days in May: 20.3 days

The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is November (13.3 days).

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Average UV index in May
Amadora, Portugal

Average UV index in May - Amadora, Portugal
  • Average UV index in May: 5

The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Amadora, Portugal

Average cloud cover in May - Amadora, Portugal
  • Average cloud cover in May: 24

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in May
Amadora, Portugal

Average visibility in May - Amadora, Portugal
  • Average visibility in May: 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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Amadora, Portugal

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