May weather forecastRibeirão Branco, Brazil

May

Weather in May

The last month of the autumn, May, is another pleasant month in Ribeirão Branco, Brazil, with an average temperature varying between 12.7°C (54.9°F) and 21.6°C (70.9°F).

Temperature

The arrival of May marks a slight shift to an average high-temperature of a pleasant 21.6°C (70.9°F) from April's 24.2°C (75.6°F). The temperature lowers to an average of 12.7°C (54.9°F) during May nights.

Humidity

The months with the highest humidity are February, May and June, with an average relative humidity of 88%.

Rainfall

In May, the rain falls for 12.4 days. Throughout May, 34mm (1.34") of precipitation is accumulated. Throughout the year, there are 175 rainfall days, and 751mm (29.57") of precipitation is accumulated.

Daylight

The average length of the day in May is 10h and 56min.
On the first day of the month, sunrise is at 06:36 and sunset at 17:47. On the last day of May, sunrise is at 06:50 and sunset at 17:34 -03.

Sunshine

The average sunshine in May is 7.1h.

UV index

The months with the lowest UV index are May through July, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 during May translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Updated: Aug 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In May, the average high-temperature and low-temperature are 21.6°C (70.9°F) and 12.7°C (54.9°F) respectively.

February, May and June, with an average relative humidity of 88%, are most humid months in Ribeirão Branco.

In May, the average relative humidity is 88%.

In Ribeirão Branco, Brazil, in May, it is raining for 12.4 days, with typically 34mm (1.34") of accumulated precipitation.

In Ribeirão Branco, the average day length in May is 10h and 56min.

On the first day of May, sunrise is at 06:36 and sunset at 17:47. On the last day of the month, sunrise is at 06:50 and sunset at 17:34 -03.

In Ribeirão Branco, the average sunshine duration in May is 7.1h.

May through July, with an average maximum UV index of 4, are months with the lowest UV index.

In Ribeirão Branco, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

24.2°C

21.6°C

19.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8.2km/h

8.3km/h

8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.8

13.2

15.9

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Ribeirão Branco, Brazil

Average high temperature in May: 21.6°C

The warmest month (with the highest average high temperature) is December (26.7°C).
The month with the lowest average high temperature is June (19.9°C).

Average low temperature in May: 12.7°C

The month with the highest average low temperature is January (18.2°C).
The coldest month (with the lowest average low temperature) is July (11.4°C).

Average pressure in May
Ribeirão Branco, Brazil

Average pressure in May: 1017.7mbar

The month with the highest atmospheric pressure is July (1020mbar).
The month with the lowest atmospheric pressure is December (1011.7mbar).

Average wind speed in May
Ribeirão Branco, Brazil

Average wind speed in May: 7.5km/h

The windiest month (with the highest average wind speed) is November (9.4km/h).
The calmest month (with the lowest average wind speed) is June (7.1km/h).

Average humidity in May
Ribeirão Branco, Brazil

Average humidity in May: 88%

The months with the highest relative humidity are February, May and June (88%).
The month with the lowest relative humidity is September (77%).

Average rainfall in May
Ribeirão Branco, Brazil

Average rainfall in May: 34mm

The wettest month (with the highest rainfall) is January (121mm).
The driest month (with the least rainfall) is August (31mm).

Average rainfall days in May
Ribeirão Branco, Brazil

Average rainfall days in May: 12.4 days

The month with the highest number of rainy days is January (21.4 days).
The month with the least rainy days is August (8 days).

Average daylight in May /
Average sunshine in May
Ribeirão Branco, Brazil

Average daylight in May: 10h and 54min

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).

Average sunshine in May: 7h and 6min

The month with the most sunshine is August (Average sunshine: 8h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 42min).

Average sunshine days in May
Ribeirão Branco, Brazil

Average sunshine days in May: 13.2 days

The month with the most sunshine days is August (19.7 days).
The month with the least sunshine days is February (7 days).

Average UV index in May
Ribeirão Branco, Brazil

Average UV index in May: 4

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

Average cloud cover in May
Ribeirão Branco, Brazil

Average cloud cover in May: 59

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May
Ribeirão Branco, Brazil

Average visibility in May: 6km

The months with the highest visibility are August and September (8km).
The months with the lowest visibility are January, February, March, April, May and June (6km).