May weather forecast
Porto Xavier, Brazil

May

Weather in May

The last month of the autumn, May, is also an agreeable month in Porto Xavier, Brazil, with temperature in the range of an average low of 12.9°C (55.2°F) and an average high of 21.7°C (71.1°F).

Temperature

The beginning of May brings a slight decrease in the average high-temperature, transitioning from a moderately hot 26.1°C (79°F) in April to an agreeable 21.7°C (71.1°F). Porto Xavier experiences an average low-temperature of 12.9°C (55.2°F) in the month of May.

Humidity

In Porto Xavier, Brazil, the average relative humidity in May is 87%.

Rainfall

In May, the rain falls for 12.9 days. Throughout May, 122mm (4.8") of precipitation is accumulated. Throughout the year, there are 166.5 rainfall days, and 1177mm (46.34") of precipitation is accumulated.

Daylight

In Porto Xavier, the average length of the day in May is 10h and 44min.
On the first day of May, sunrise is at 07:07 and sunset at 18:08. On the last day of the month, sunrise is at 07:23 and sunset at 17:53 -03.

Sunshine

In May, the average sunshine is 5.9h.

UV index

May and June, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 4 in May suggests the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. 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.

Frequently asked questions

What is the average May temperature?
An average high-temperature, in May, in Porto Xavier, is 21.7°C (71.1°F) and the average low-temperature is 12.9°C (55.2°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in March is computed to be 34°C (93.2°F).
What is the average humidity in May in Porto Xavier?
In Porto Xavier, the average relative humidity in May is 87%.
How many days does it rain in May?
In May, the rain falls for 12.9 days. Throughout May, 122mm (4.8") of precipitation is accumulated.
What is the average length of the day in May?
In Porto Xavier, the average day length in May is 10h and 44min.
When is the sunrise / sunset in May in Porto Xavier?
On the first day of May, sunrise is at 07:07 and sunset at 18:08. On the last day of the month, sunrise is at 07:23 and sunset at 17:53 -03.
How many hours of sunshine does Porto Xavier have in May?
In Porto Xavier, the average sunshine duration in May is 5.9h.
What is the month with the lowest UV index?
May and June, with an average maximum UV index of 4, are months with the lowest UV index.
What is the UV index intensity in May?
In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Porto Xavier, Brazil
  • Average high temperature in May: 21.7°C

The warmest month (with the highest average high temperature) is January (30.9°C).
The month with the lowest average high temperature is July (19.2°C).

  • Average low temperature in May: 12.9°C

The months with the highest average low temperature are January and February (19.7°C).
The coldest month (with the lowest average low temperature) is July (10.4°C).

Average pressure in May
Porto Xavier, Brazil
  • Average pressure in May: 1016.2mbar

The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is December (1009.2mbar).

Average wind speed in May
Porto Xavier, Brazil
  • Average wind speed in May: 7.2km/h

The windiest month (with the highest average wind speed) is August (8.7km/h).
The calmest month (with the lowest average wind speed) is March (6.7km/h).

Average humidity in May
Porto Xavier, Brazil
  • Average humidity in May: 87%

The month with the highest relative humidity is June (88%).
The month with the lowest relative humidity is December (76%).

Average rainfall in May
Porto Xavier, Brazil
  • Average rainfall in May: 122mm

The wettest month (with the highest rainfall) is October (133mm).
The driest month (with the least rainfall) is August (51mm).

Average rainfall days in May
Porto Xavier, Brazil
  • Average rainfall days in May: 12.9 days

The month with the highest number of rainy days is January (18.4 days).
The month with the least rainy days is August (9.4 days).

Average daylight in May /
Average sunshine in May
Porto Xavier, Brazil
  • Average daylight in May: 10h and 4min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in May: 5h and 5min

The month with the most sunshine is November (Average sunshine: 10h and 0min).
The month with the least sunshine is June (Average sunshine: 5h and 12min).

Average sunshine days in May
Porto Xavier, Brazil
  • Average sunshine days in May: 16.1 days

The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is February (10.2 days).

Average UV index in May
Porto Xavier, Brazil
  • Average UV index in May: 4

The months with the highest UV index are January, February, March, October, November and December (UV index 6).
The months with the lowest UV index are May and June (UV index 4).

Average cloud cover in May
Porto Xavier, Brazil
  • Average cloud cover in May: 51

The month with the most cloud cover is May (Cloud cover 51).
The month with the least cloud cover is November (Cloud cover 31).

Average visibility in May
Porto Xavier, Brazil
  • Average visibility in May: 6km

The months with the highest visibility are January, February, March, April, August, September, October, November and December (8km).
The month with the lowest visibility is May (6km).

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