Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
May brings an average high-temperature of a still warm 25.5°C (77.9°F), showing a slight difference from April's 27.3°C (81.1°F). During May, Altair's temperature falls to a steady low-temperature average of 15.9°C (60.6°F).Humidity
In Altair, the average relative humidity in May is 83%.Rainfall
In Altair, during May, the rain falls for 13 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, there are 210.1 rainfall days, and 1237mm (48.7") of precipitation is accumulated.Daylight
In Altair, the average length of the day in May is 11h and 8min.On the first day of the month, sunrise is at 06:33 and sunset at 17:53. On the last day of May, in Altair, sunrise is at 06:44 and sunset at 17:43 -03.
Sunshine
In May, the average sunshine in Altair, Brazil, is 8.7h.UV index
The months with the highest UV index are January, March through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: The UV index of 6 during May translates into the following guidance:
Fend off overexposure. Sun protection is vital. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Altair?
What is the average humidity in May in Altair?
How much does it rain in Altair in May?
How many hours of daylight does Altair have in May?
What time are sunrise and sunset in May in Altair?
How long on average sun shines in May in Altair?
What are the months with the highest UV index in Altair?
What is the UV index intensity in May in Altair?
Average temperature in May
Altair, Brazil
- Average high temperature in May: 25.5°C
The warmest month (with the highest average high temperature) is September (32.2°C).
The month with the lowest average high temperature is June (25.3°C).
- Average low temperature in May: 15.9°C
The month with the highest average low temperature is December (20.8°C).
The coldest month (with the lowest average low temperature) is June (15.6°C).
Average pressure in May
Altair, Brazil
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is July (1018.2mbar).
The months with the lowest atmospheric pressure are November and December (1010.4mbar).
Average wind speed in May
Altair, Brazil
- Average wind speed in May: 7.6km/h
The windiest months (with the highest average wind speed) are August and September (10.1km/h).
The calmest month (with the lowest average wind speed) is February (7km/h).
Average humidity in May
Altair, Brazil
- Average humidity in May: 83%
The month with the highest relative humidity is March (87%).
The months with the lowest relative humidity are August and September (51%).
Average rainfall in May
Altair, Brazil
- Average rainfall in May: 37mm
The wettest month (with the highest rainfall) is January (214mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in May
Altair, Brazil
- Average rainfall days in May: 13 days
The month with the highest number of rainy days is January (29.2 days).
The month with the least rainy days is August (3.7 days).
Average daylight in May /
Average sunshine in May
Altair, Brazil
- Average daylight in May: 11h and 1min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in May
Altair, Brazil
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is August (26.7 days).
The month with the least sunshine days is December (1.5 days).
Average UV index in May
Altair, Brazil
- Average UV index in May: 6
The months with the highest UV index are January, March, April, May, June, July, August, September, October, November and December (UV index 6).
The month with the lowest UV index is February (UV index 5).
Average cloud cover in May
Altair, Brazil
- Average cloud cover in May: 34
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in May
Altair, Brazil
- Average visibility in May: 8km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January and March (7km).
