May weather forecast
Piriápolis, Uruguay

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Weather in May

May brings about a notable change in the weather of Piriápolis, with temperatures steadily falling as winter approaches. The sea continues to lose its summer warmth, discouraging beach activities. The city also begins to feel a decrease in wind speed, resulting in calm days. Cloud cover increases, casting a blanket of grey overhead more frequently. Notably, the month records the highest relative humidity of 79%, adding to the freshness in the air.

Temperature

The shift into May records an average high-temperature of a refreshing 17.7°C (63.9°F), subtly varied from April's 20.4°C (68.7°F). May nights reflect a consistent temperature dip to 14.3°C (57.7°F), a slight descent from daytime peaks.

Humidity

The average relative humidity in May is 77%.

Rainfall

In May, in Piriápolis, the rain falls for 11.7 days. Throughout May, 57mm (2.24") of precipitation is accumulated. Throughout the year, there are 136.9 rainfall days, and 714mm (28.11") of precipitation is accumulated.

Sea temperature

In Piriápolis, the average seawater temperature in May is 16.8°C (62.2°F).
Note: For most, swimming in 16.8°C (62.2°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

In May, the average length of the day is 10h and 18min.
On the first day of the month, sunrise is at 07:17 and sunset at 17:58. On the last day of May, sunrise is at 07:39 and sunset at 17:37 -03.

Sunshine

The average sunshine in May is 5.6h.

UV index

In Piriápolis, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What is the usual temperature for Piriápolis in May?

In May, the average high-temperature and low-temperature are 17.7°C (63.9°F) and 14.3°C (57.7°F) respectively.

What is the average humidity in May?

The average relative humidity in May is 77%.

How much does it rain in May?

In Piriápolis, in May, it is raining for 11.7 days, with typically 57mm (2.24") of accumulated precipitation.

What is the sea temperature in May?

In Piriápolis, the average seawater temperature in May is 16.8°C (62.2°F). Swimming in 16.8°C (62.2°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Piriápolis have in May?

The average day length in May is 10h and 18min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 07:17 and sunset at 17:58. On the last day of the month, sunrise is at 07:39 and sunset at 17:37 -03.

How long on average sun shines in May?

In Piriápolis, the average sunshine duration in May is 5.6h.

What is the UV index reading in May?

The average daily maximum UV index in May in Piriápolis is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.

Average temperature in May
Piriápolis, Uruguay

Average temperature in May - Piriápolis, Uruguay
  • Average high temperature in May: 17.7°C

The warmest month (with the highest average high temperature) is January (25.3°C).
The month with the lowest average high temperature is July (13.2°C).

  • Average low temperature in May: 14.3°C

The month with the highest average low temperature is February (20.3°C).
The coldest month (with the lowest average low temperature) is July (9.7°C).

Average pressure in May
Piriápolis, Uruguay

Average pressure in May - Piriápolis, Uruguay
  • Average pressure in May: 1017.8mbar

The month with the highest atmospheric pressure is July (1018.9mbar).
The month with the lowest atmospheric pressure is December (1011.5mbar).

Average wind speed in May
Piriápolis, Uruguay

Average wind speed in May - Piriápolis, Uruguay
  • Average wind speed in May: 19.1km/h

The windiest months (with the highest average wind speed) are June and September (21.3km/h).
The calmest month (with the lowest average wind speed) is May (19.1km/h).

Average humidity in May
Piriápolis, Uruguay

Average humidity in May - Piriápolis, Uruguay
  • Average humidity in May: 77%

The months with the highest relative humidity are July, August and September (79%).
The month with the lowest relative humidity is January (71%).

Average rainfall in May
Piriápolis, Uruguay

Average rainfall in May - Piriápolis, Uruguay
  • Average rainfall in May: 57mm

The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is January (44mm).

Average rainfall days in May
Piriápolis, Uruguay

Average rainfall days in May - Piriápolis, Uruguay
  • Average rainfall days in May: 11.7 days

The month with the highest number of rainy days is March (14.3 days).
The months with the least rainy days are June, August and September (10.2 days).

Average sea temperature in May
Piriápolis, Uruguay

Average sea temperature in May - Piriápolis, Uruguay
  • Average sea temperature in May: 16.8°C

The best months for swimming (with the highest average sea temperature) are January and February (22.8°C).
The coldest month (with the lowest average sea temperature) is July (11.8°C).

Average daylight in May /
Average sunshine in May
Piriápolis, Uruguay

Average daylight in May / Average sunshine in May - Piriápolis, Uruguay
  • Average daylight in May: 10h and 2min

The month with the longest days is December (Average daylight: 14h and 30min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in May: 5h and 4min

The month with the most sunshine is January (Average sunshine: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 24min).

Average sunshine days in May
Piriápolis, Uruguay

Average sunshine days in May - Piriápolis, Uruguay
  • Average sunshine days in May: 17 days

The month with the most sunshine days is August (19.3 days).
The month with the least sunshine days is March (13.6 days).

Average UV index in May
Piriápolis, Uruguay

Average UV index in May - Piriápolis, Uruguay
  • Average UV index in May: 4

The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is July (UV index 3).

Average cloud cover in May
Piriápolis, Uruguay

Average cloud cover in May - Piriápolis, Uruguay
  • Average cloud cover in May: 38

The month with the most cloud cover is July (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 22).

Average visibility in May
Piriápolis, Uruguay

Average visibility in May - Piriápolis, Uruguay
  • 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).

Piriápolis, Uruguay

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