May weather forecast and climate
Santa Maria de Emeres, Portugal

Weather in May

May, the last month of the spring, in Santa Maria de Emeres, is a pleasant month, with average temperature fluctuating between 20.4°C (68.7°F) and 8.1°C (46.6°F).

Temperature

In Santa Maria de Emeres, the average high-temperature in May marginally rises, from a comfortable 16°C (60.8°F) in April, to an agreeable 20.4°C (68.7°F). The average low-temperature, in May, is 8.1°C (46.6°F).

Humidity

In Santa Maria de Emeres, Portugal, the average relative humidity is 71%.

Rainfall

In Santa Maria de Emeres, during 12 rainfall days, 34mm (1.34") of precipitation is typically accumulated. Throughout the year, in Santa Maria de Emeres, there are 127.3 rainfall days, and 455mm (17.91") of precipitation is accumulated.

Snowfall

March through December are months without snowfall in Santa Maria de Emeres.

Daylight

In Santa Maria de Emeres, the average length of the day in May is 14.5h.

Sunshine

In May, the average sunshine in Santa Maria de Emeres is 9.5h.

UV index

The average daily maximum UV index in Santa Maria de Emeres is 5. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 in May transform into the following instructions:
Take precautions - Protection against sunburn is recommended. 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 May in Santa Maria de Emeres?

The average high-temperature, in May, in Santa Maria de Emeres, Portugal, is 20.4°C (68.7°F), while the average low-temperature is 8.1°C (46.6°F).

What is the average humidity in May in Santa Maria de Emeres?

The average relative humidity in May in Santa Maria de Emeres, Portugal, is 71%.

How much does it rain in Santa Maria de Emeres in May?

In May, in Santa Maria de Emeres, Portugal, the rain falls for 12 days. Throughout May, 34mm (1.34") of precipitation is accumulated.

When it does not snow in Santa Maria de Emeres?

In Santa Maria de Emeres snow does not fall in March through December.

What is the average length of the day in May in Santa Maria de Emeres?

The average length of the day in May in Santa Maria de Emeres is 14.5h.

How many hours of sunshine does Santa Maria de Emeres have in May?

In May, the average sunshine is 9.5h.

What is the UV index reading in May in Santa Maria de Emeres?

The average daily maximum UV index in May in Santa Maria de Emeres is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in May
Santa Maria de Emeres, Portugal

Average temperature in May - Santa Maria de Emeres, Portugal
  • Average high temperature in May: 20.4°C

The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in May: 8.1°C

Months with the highest average low temperature are July and August (13.1°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).

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Average pressure in May
Santa Maria de Emeres, Portugal

Average pressure in May - Santa Maria de Emeres, Portugal
  • Average pressure in May: 1016.7mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in May
Santa Maria de Emeres, Portugal

Average wind speed in May - Santa Maria de Emeres, Portugal
  • Average wind speed in May: 7.4km/h

The windiest month (with the highest average wind speed) is March (8.3km/h).
The calmest months (with the lowest average wind speed) are September and October (6.5km/h).

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Average humidity in May
Santa Maria de Emeres, Portugal

Average humidity in May - Santa Maria de Emeres, Portugal
  • Average humidity in May: 71%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).

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Average rainfall in May
Santa Maria de Emeres, Portugal

Average rainfall in May - Santa Maria de Emeres, Portugal
  • Average rainfall in May: 34mm

The wettest month (with the highest rainfall) is December (72mm).
The driest months (with the least rainfall) are July and August (11mm).

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Average rainfall days in May
Santa Maria de Emeres, Portugal

Average rainfall days in May - Santa Maria de Emeres, Portugal
  • Average rainfall days in May: 12 days

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is August (3.8 days).

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Average snowfall in May
Santa Maria de Emeres, Portugal

Average snowfall in May - Santa Maria de Emeres, Portugal
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (5mm).
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in May
Santa Maria de Emeres, Portugal

Average snowfall days in May - Santa Maria de Emeres, Portugal
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Santa Maria de Emeres, Portugal

Average daylight in May / Average sunshine in May - Santa Maria de Emeres, Portugal
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in May: 9.5h

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 4.4h).

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Average sunshine days in May
Santa Maria de Emeres, Portugal

Average sunshine days in May - Santa Maria de Emeres, Portugal
  • Average sunshine days in May: 17.3 days

The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.5 days).

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Average UV index in May
Santa Maria de Emeres, Portugal

Average UV index in May - Santa Maria de Emeres, Portugal
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Santa Maria de Emeres, Portugal

Average cloud cover in May - Santa Maria de Emeres, Portugal
  • Average cloud cover in May: 36

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in May
Santa Maria de Emeres, Portugal

Average visibility in May - Santa Maria de Emeres, Portugal
  • Average visibility in May: 8km

The month with the highest visibility is August (10km).
The month with the lowest visibility is January (6km).

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