May weather forecast
São José, Brazil

May

Weather in May

The last month of the autumn, May, is another pleasant month in São José, Brazil, with an average temperature varying between 21.7°C (71.1°F) and 15.8°C (60.4°F).

Temperature

São José's weather, upon May's arrival, documents an average high-temperature of an agreeable 21.7°C (71.1°F), nearly identical to the prior month. São José witnesses an average low-temperature of 15.8°C (60.4°F) throughout the month of May.

Humidity

The average relative humidity in May is 84%.

Rainfall

In São José, Brazil, in May, during 15 rainfall days, 93mm (3.66") of precipitation is typically accumulated. Throughout the year, there are 202.2 rainfall days, and 904mm (35.59") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 22.3°C (72.1°F).
Note: If someone is sensitive to cold, the enjoyment of swimming in 22.3°C (72.1°F) water hinges on factors like sunshine, wind, and the current air temperature. (For context: Olympic swimming competitions are held in water temperatures of 25°C (77°F) to 28°C (82.4°F).)

Daylight

In São José, the average length of the day in May is 10h and 45min.
On the first day of the month, sunrise is at 06:40 and sunset at 17:42. On the last day of May, in São José, sunrise is at 06:57 and sunset at 17:27 -03.

Sunshine

The average sunshine in May in São José, Brazil, is 7.4h.

UV index

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take heed! Reflections of sand and water make the Sun's UV rays stronger.

Frequently asked questions

What are May temperatures in São José?
May temperatures vary between a high-temperature of 21.7°C (71.1°F) and a low-temperature of 15.8°C (60.4°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in February is evaluated at 31°C (87.8°F).
What is the average humidity in May in São José?
In May, the average relative humidity in São José, Brazil, is 84%.
How much does it rain in São José in May?
In May, the rain falls for 15 days. Throughout May, 93mm (3.66") of precipitation is accumulated.
What is the sea temperature in May in São José?
In São José, in May, the average water temperature is 22.3°C (72.1°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 22.3°C (72.1°F).
What is the average length of the day in May in São José?
The average day length in May is 10h and 45min.
When are sunrise and sunset in May in São José?
In May, on the first day of the month, sunrise is at 06:40 and sunset at 17:42. On the last day of the month, sunrise is at 06:57 and sunset at 17:27 -03.
How long on average sun shines in May in São José?
The average sunshine duration in May is 7.4h.
How high is the UV index in May in São José?
In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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 - São José, Brazil
Average temperature in May
São José, Brazil
  • Average high temperature in May: 21.7°C

The warmest month (with the highest average high temperature) is January (27.3°C).
The month with the lowest average high temperature is July (19.1°C).

  • Average low temperature in May: 15.8°C

The month with the highest average low temperature is February (21.1°C).
The coldest month (with the lowest average low temperature) is July (13.1°C).

Average pressure in May - São José, Brazil
Average pressure in May
São José, Brazil
  • Average pressure in May: 1017.8mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1012.2mbar).

Average wind speed in May - São José, Brazil
Average wind speed in May
São José, Brazil
  • Average wind speed in May: 10.6km/h

The windiest month (with the highest average wind speed) is November (11.8km/h).
The calmest month (with the lowest average wind speed) is March (10km/h).

Average humidity in May - São José, Brazil
Average humidity in May
São José, Brazil
  • Average humidity in May: 84%

The month with the highest relative humidity is October (85%).
The months with the lowest relative humidity are March, April, June, August, November and December (83%).

Average rainfall in May - São José, Brazil
Average rainfall in May
São José, Brazil
  • Average rainfall in May: 93mm

The wettest month (with the highest rainfall) is February (104mm).
The driest months (with the least rainfall) are August and November (57mm).

Average rainfall days in May - São José, Brazil
Average rainfall days in May
São José, Brazil
  • Average rainfall days in May: 15 days

The months with the highest number of rainy days are January and March (20.8 days).
The month with the least rainy days is June (12.3 days).

Average sea temperature in May - São José, Brazil
Average sea temperature in May
São José, Brazil
  • Average sea temperature in May: 22.3°C

The best months for swimming (with the highest average sea temperature) are January and February (25.8°C).
The coldest month (with the lowest average sea temperature) is July (18.6°C).

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

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: 7h and 2min

The months with the most sunshine are February and April (Average sunshine: 7h and 42min).
The month with the least sunshine is October (Average sunshine: 6h and 42min).

Average sunshine days in May - São José, Brazil
Average sunshine days in May
São José, Brazil
  • Average sunshine days in May: 12 days

The month with the most sunshine days is June (15.2 days).
The month with the least sunshine days is February (6.3 days).

Average UV index in May - São José, Brazil
Average UV index in May
São José, Brazil
  • Average UV index in May: 5

The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are July and September (UV index 4).

Average cloud cover in May - São José, Brazil
Average cloud cover in May
São José, Brazil
  • Average cloud cover in May: 42

The month with the most cloud cover is October (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 37).

Average visibility in May - São José, Brazil
Average visibility in May
São José, Brazil
  • Average visibility in May: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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