May weather forecast
Lagoa, Portugal

May

Weather in May

The last month of the spring, May, is an agreeable month in Lagoa, Portugal, with an average temperature ranging between max 21.2°C (70.2°F) and min 15.5°C (59.9°F).

Temperature

As May arrives, Lagoa's weather shows a minor increase in high-temperatures, edging from April's enjoyable 18°C (64.4°F) to an agreeable 21.2°C (70.2°F). Lagoa experiences an average low-temperature of 15.5°C (59.9°F) in month of May.

Humidity

In May, the average relative humidity is 70%.

Rainfall

May is the last month it rains. During 2.2 rainfall days, in May, Lagoa aggregates 3mm (0.12") of precipitation. Throughout the year, in Lagoa, there are 37.2 rainfall days, and 39mm (1.54") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature in Lagoa is 17°C (62.6°F).
Note: For most individuals, swimming in 17°C (62.6°F) is not enjoyable. As the water temperature decreases from 21°C (69.8°F) to 15°C (59°F), breathing control becomes increasingly difficult.

Daylight

In May, the average length of the day is 14h and 10min.
On the first day of May in Lagoa, sunrise is at 06:38 and sunset at 20:23. On the last day of the month, sunrise is at 06:15 and sunset at 20:47 WEST.

Sunshine

In Lagoa, Portugal, the average sunshine in May is 11.1h.

UV index

The average daily maximum UV index in May in Lagoa is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the usual temperature for Lagoa in May?
The high-temperature, in May, in Lagoa, is 21.2°C (70.2°F), while the low-temperature averages to 15.5°C (59.9°F).
What is the average humidity in May in Lagoa?
The average relative humidity in May in Lagoa, Portugal, is 70%.
What is the last month it rains in Lagoa?
May is the last month it rains in Lagoa, Portugal. During 2.2 rainfall days, in May, Lagoa aggregates 3mm (0.12") of precipitation.
What is the sea temperature in May in Lagoa?
In Lagoa, Portugal, the average seawater temperature in May is 17°C (62.6°F). For swimming, a surface water temperature of 17°C (62.6°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).
How many hours of daylight does Lagoa have in May?
The average day length in May in Lagoa, Portugal, is 14h and 10min.
When is the sunrise / sunset in May in Lagoa?
In May, on the first day of the month, sunrise is at 06:38 and sunset at 20:23. On the last day of the month, sunrise is at 06:15 and sunset at 20:47 WEST.
How long on average sun shines in May in Lagoa?
In May, the average sunshine duration is 11.1h.
What is the UV index intensity in May in Lagoa?
In Lagoa, Portugal, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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 sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Lagoa, Portugal
Average temperature in May
Lagoa, Portugal
  • Average high temperature in May: 21.2°C

The warmest month (with the highest average high temperature) is August (26.9°C).
The month with the lowest average high temperature is January (15°C).

  • Average low temperature in May: 15.5°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 (10.7°C).

Average pressure in May - Lagoa, Portugal
Average pressure in May
Lagoa, Portugal
  • Average pressure in May: 1016mbar

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 May - Lagoa, Portugal
Average wind speed in May
Lagoa, Portugal
  • Average wind speed in May: 15.6km/h

The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is September (12.8km/h).

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

The month with the highest relative humidity is April (76%).
The months with the lowest relative humidity are July and August (66%).

Average rainfall in May - Lagoa, Portugal
Average rainfall in May
Lagoa, Portugal
  • Average rainfall in May: 3mm

The wettest month (with the highest rainfall) is November (8mm).
The driest months (with the least rainfall) are June, July, August and September (0mm).

Average rainfall days in May - Lagoa, Portugal
Average rainfall days in May
Lagoa, Portugal
  • Average rainfall days in May: 2.2 days

The month with the highest number of rainy days is April (6.4 days).
The month with the least rainy days is August (0.2 days).

Average sea temperature in May - Lagoa, Portugal
Average sea temperature in May
Lagoa, Portugal
  • Average sea temperature in May: 17°C

The best months for swimming (with the highest average sea temperature) are August and September (21°C).
The coldest month (with the lowest average sea temperature) is February (15°C).

Average daylight in May / Average sunshine in May - Lagoa, Portugal
Average daylight in May /
Average sunshine in May
Lagoa, Portugal
  • Average daylight in May: 14h and 1min

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 May: 11h and 1min

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 0min).

Average sunshine days in May - Lagoa, Portugal
Average sunshine days in May
Lagoa, Portugal
  • Average sunshine days in May: 27.2 days

The month with the most sunshine days is July (30.5 days).
The month with the least sunshine days is November (22.1 days).

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

The months with the highest UV index are 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 May - Lagoa, Portugal
Average cloud cover in May
Lagoa, Portugal
  • Average cloud cover in May: 18

The month with the most cloud cover is January (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 6).

Average visibility in May - Lagoa, Portugal
Average visibility in May
Lagoa, 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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