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
With the onset of May, the average high-temperature registers at a still moderately hot 27.2°C (81°F), subtly different from April's 27.7°C (81.9°F). During May, Porteirinha's temperature averages to a comfortable 16.8°C (62.2°F) at night.Heat index
The heat index value during May is appraised at a tropical 30°C (86°F). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
The average relative humidity in May is 76%.Rainfall
In May, in Porteirinha, the rain falls for 8.6 days. Throughout May, 13mm (0.51") of precipitation is accumulated. Throughout the year, there are 151.8 rainfall days, and 685mm (26.97") of precipitation is accumulated.Daylight
In May, the average length of the day is 11h and 23min.On the first day of May, sunrise is at 06:03 and sunset at 17:35. On the last day of the month, sunrise is at 06:12 and sunset at 17:27 -03.
Sunshine
The average sunshine in May in Porteirinha, Brazil, is 9h.UV index
In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 6 in May transforms into the following instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. 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-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Porteirinha?
What is the average humidity in May in Porteirinha?
How much does it rain in Porteirinha in May?
How many hours of daylight does Porteirinha have in May?
When are sunrise and sunset in May in Porteirinha?
How long on average sun shines in May in Porteirinha?
What is the UV index intensity in May in Porteirinha?
Average temperature in May
Porteirinha, Brazil
- Average high temperature in May: 27.2°C
The warmest month (with the highest average high temperature) is October (31.1°C).
The month with the lowest average high temperature is June (26.2°C).
- Average low temperature in May: 16.8°C
The month with the highest average low temperature is November (19.2°C).
The coldest month (with the lowest average low temperature) is July (14.9°C).
Average pressure in May
Porteirinha, Brazil
- Average pressure in May: 1016.6mbar
The month with the highest atmospheric pressure is July (1019.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in May
Porteirinha, Brazil
- Average wind speed in May: 9.3km/h
The windiest month (with the highest average wind speed) is August (11.8km/h).
The calmest month (with the lowest average wind speed) is March (7.4km/h).
Average humidity in May
Porteirinha, Brazil
- Average humidity in May: 76%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is September (54%).
Average rainfall in May
Porteirinha, Brazil
- Average rainfall in May: 13mm
The wettest month (with the highest rainfall) is November (125mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in May
Porteirinha, Brazil
- Average rainfall days in May: 8.6 days
The month with the highest number of rainy days is December (23 days).
The month with the least rainy days is August (1.5 days).
Average daylight in May /
Average sunshine in May
Porteirinha, Brazil
- Average daylight in May: 11h and 2min
The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 12min).
- Average sunshine in May: 9h and 0min
The month with the most sunshine is September (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 8h and 6min).
Average sunshine days in May
Porteirinha, Brazil
- Average sunshine days in May: 20.5 days
The month with the most sunshine days is July (28.3 days).
The month with the least sunshine days is November (6.7 days).
Average UV index in May
Porteirinha, Brazil
- Average UV index in May: 6
The month with the highest UV index is September (UV index 7).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in May
Porteirinha, Brazil
- Average cloud cover in May: 33
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is September (Cloud cover 16).
Average visibility in May
Porteirinha, Brazil
- Average visibility in May: 9km
The months with the highest visibility are July, August, September and October (10km).
The months with the lowest visibility are January, March, April and December (8km).
