May weather forecast
Rio Negrinho, Brazil

May

Weather in May

May, the last month of the autumn in Rio Negrinho, is another refreshing month, with temperature in the range of an average low of 11.8°C (53.2°F) and an average high of 19.2°C (66.6°F).

Temperature

As Rio Negrinho enters May, the average high-temperature subtly lowers from the a pleasant 22.2°C (72°F) of April to a refreshing 19.2°C (66.6°F). Throughout May nights, Rio Negrinho experiences a consistent temperature average of 11.8°C (53.2°F).

Humidity

February, March and May, with an average relative humidity of 91%, are the most humid months.

Rainfall

In May, the rain falls for 17.7 days. Throughout May, 89mm (3.5") of precipitation is accumulated. Throughout the year, in Rio Negrinho, there are 250.9 rainfall days, and 1446mm (56.93") of precipitation is accumulated.

Snowfall

In Rio Negrinho, snow does not fall in January through June, September through December.

Daylight

The average length of the day in May in Rio Negrinho is 10h and 50min.
On the first day of May in Rio Negrinho, sunrise is at 06:42 and sunset at 17:47. On the last day of the month, sunrise is at 06:57 and sunset at 17:33 -03.

Sunshine

In Rio Negrinho, the average sunshine in May is 5.8h.

UV index

The months with the lowest UV index are April through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: An average UV index of 4 in May transforms into this advice:
Take precautions - Protection against sunburn is recommended. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

What is the usual temperature for Rio Negrinho in May?
In May, in Rio Negrinho, the average high-temperature is 19.2°C (66.6°F), and the average low-temperature is 11.8°C (53.2°F).
What is the most humid month in Rio Negrinho?
February, March and May, with an average relative humidity of 91%, are most humid months in Rio Negrinho.
What is the average humidity in May in Rio Negrinho?
The average relative humidity in May in Rio Negrinho is 91%.
How many days does it rain in May in Rio Negrinho?
In Rio Negrinho, in May, during 17.7 rainfall days, 89mm (3.5") of precipitation is typically accumulated.
When it does not snow in Rio Negrinho?
January through June, September through December are months without snowfall in Rio Negrinho.
How many hours of daylight does Rio Negrinho have in May?
In Rio Negrinho, the average day length in May is 10h and 50min.
What time are sunrise and sunset in May in Rio Negrinho?
On the first day of May in Rio Negrinho, sunrise is at 06:42 and sunset at 17:47. On the last day of the month, sunrise is at 06:57 and sunset at 17:33 -03.
How long on average sun shines in May in Rio Negrinho?
In May, the average sunshine duration in Rio Negrinho, Brazil, is 5.8h.
What is the month with the lowest UV index in Rio Negrinho?
April through September, with an average maximum UV index of 4, are months with the lowest UV index in Rio Negrinho.
What is the UV index intensity in May in Rio Negrinho?
In Rio Negrinho, Brazil, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Rio Negrinho, Brazil
Average temperature in May
Rio Negrinho, Brazil
  • Average high temperature in May: 19.2°C

The warmest month (with the highest average high temperature) is January (25.2°C).
The month with the lowest average high temperature is June (17.8°C).

  • Average low temperature in May: 11.8°C

The month with the highest average low temperature is February (17.1°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).

Average pressure in May - Rio Negrinho, Brazil
Average pressure in May
Rio Negrinho, Brazil
  • Average pressure in May: 1018.1mbar

The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is December (1012.4mbar).

Average wind speed in May - Rio Negrinho, Brazil
Average wind speed in May
Rio Negrinho, Brazil
  • Average wind speed in May: 6.7km/h

The windiest months (with the highest average wind speed) are October and November (7.9km/h).
The calmest month (with the lowest average wind speed) is April (6.3km/h).

Average humidity in May - Rio Negrinho, Brazil
Average humidity in May
Rio Negrinho, Brazil
  • Average humidity in May: 91%

The months with the highest relative humidity are February, March and May (91%).
The month with the lowest relative humidity is August (86%).

Average rainfall in May - Rio Negrinho, Brazil
Average rainfall in May
Rio Negrinho, Brazil
  • Average rainfall in May: 89mm

The wettest month (with the highest rainfall) is January (222mm).
The driest month (with the least rainfall) is August (54mm).

Average rainfall days in May - Rio Negrinho, Brazil
Average rainfall days in May
Rio Negrinho, Brazil
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is January (28.9 days).
The month with the least rainy days is August (11.6 days).

Average snowfall in May - Rio Negrinho, Brazil
Average snowfall in May
Rio Negrinho, Brazil
  • Average snowfall in May: 0mm

The month with the highest snowfall is July (3mm).
The months with the least snowfall are January, February, March, April, May, June, September, October, November and December (0mm).

Average snowfall days in May - Rio Negrinho, Brazil
Average snowfall days in May
Rio Negrinho, Brazil
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are July and August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).

Average daylight in May / Average sunshine in May - Rio Negrinho, Brazil
Average daylight in May /
Average sunshine in May
Rio Negrinho, Brazil
  • Average daylight in May: 10h and 5min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).

  • Average sunshine in May: 5h and 5min

The month with the most sunshine is August (Average sunshine: 7h and 6min).
The month with the least sunshine is March (Average sunshine: 5h and 42min).

Average sunshine days in May - Rio Negrinho, Brazil
Average sunshine days in May
Rio Negrinho, Brazil
  • Average sunshine days in May: 11.2 days

The month with the most sunshine days is August (17.3 days).
The month with the least sunshine days is February (0.4 days).

Average UV index in May - Rio Negrinho, Brazil
Average UV index in May
Rio Negrinho, Brazil
  • Average UV index in May: 4

The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).

Average cloud cover in May - Rio Negrinho, Brazil
Average cloud cover in May
Rio Negrinho, Brazil
  • Average cloud cover in May: 67

The month with the most cloud cover is March (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 51).

Average visibility in May - Rio Negrinho, Brazil
Average visibility in May
Rio Negrinho, Brazil
  • Average visibility in May: 5km

The months with the highest visibility are January, February, March, June, July, August, September, October, November and December (6km).
The months with the lowest visibility are April and May (5km).

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