May weather forecast
Amareleja, Portugal

May

Weather in May

The last month of the spring, May, is a moderately hot month in Amareleja, Portugal, with an average temperature fluctuating between 24.8°C (76.6°F) and 11.6°C (52.9°F).

Temperature

Amareleja's May weather shows an increase in high-temperatures, moving from April's comfortable 19.8°C (67.6°F) to a warm 24.8°C (76.6°F). May nights are characterized by a significant departure from the daytime highs, dropping to an average temperature of 11.6°C (52.9°F).

Humidity

In May, the average relative humidity is 61%.

Rainfall

In May, in Amareleja, the rain falls for 6.3 days. Throughout May, 20mm (0.79") of precipitation is accumulated. In Amareleja, during the entire year, the rain falls for 90.1 days and collects up to 296mm (11.65") of precipitation.

Daylight

In Amareleja, Portugal, the average length of the day in May is 14h and 15min.
On the first day of the month, sunrise is at 06:31 and sunset at 20:20. On the last day of May, sunrise is at 06:07 and sunset at 20:45 WEST.

Sunshine

The average sunshine in May is 10.3h.

UV index

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 6 in May suggests the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What is the temperature in May in Amareleja?
The high-temperature, in May, in Amareleja, records 24.8°C (76.6°F), while the low-temperature is 11.6°C (52.9°F).
What is the average humidity in May in Amareleja?
In May, the average relative humidity in Amareleja is 61%.
How much does it rain in Amareleja in May?
In Amareleja, Portugal, in May, it is raining for 6.3 days, with typically 20mm (0.79") of accumulated precipitation.
What is the average length of the day in May in Amareleja?
In May, the average day length is 14h and 15min.
When is the sunrise / sunset in May in Amareleja?
On the first day of May, sunrise is at 06:31 and sunset at 20:20. On the last day of the month, sunrise is at 06:07 and sunset at 20:45 WEST.
How long on average sun shines in May in Amareleja?
In Amareleja, Portugal, the average sunshine duration in May is 10.3h.
What is the UV index intensity in May in Amareleja?
In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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 May
Amareleja, Portugal
  • Average high temperature in May: 24.8°C

The warmest month (with the highest average high temperature) is August (34.4°C).
The month with the lowest average high temperature is January (13.1°C).

  • Average low temperature in May: 11.6°C

The month with the highest average low temperature is August (17.2°C).
The coldest month (with the lowest average low temperature) is January (4°C).

Average pressure in May
Amareleja, Portugal
  • Average pressure in May: 1015.6mbar

The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is August (1015.1mbar).

Average wind speed in May
Amareleja, Portugal
  • Average wind speed in May: 10km/h

The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is September (7.8km/h).

Average humidity in May
Amareleja, Portugal
  • Average humidity in May: 61%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (42%).

Average rainfall in May
Amareleja, Portugal
  • Average rainfall in May: 20mm

The wettest month (with the highest rainfall) is March (45mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in May
Amareleja, Portugal
  • Average rainfall days in May: 6.3 days

The month with the highest number of rainy days is March (13.5 days).
The month with the least rainy days is July (1.3 days).

Average daylight in May /
Average sunshine in May
Amareleja, 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 36min).

  • Average sunshine in May: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in May
Amareleja, Portugal
  • Average sunshine days in May: 23.7 days

The month with the most sunshine days is July (29.2 days).
The month with the least sunshine days is April (16.3 days).

Average UV index in May
Amareleja, Portugal
  • Average UV index in May: 6

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in May
Amareleja, Portugal
  • Average cloud cover in May: 26

The months with the most cloud cover are January and April (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in May
Amareleja, Portugal
  • Average visibility in May: 9km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and April (8km).

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