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
Weather in May
Temperature
The commencement of May records an average high-temperature of a still tropical 30.1°C (86.2°F), barely varying from April's 30.2°C (86.4°F). Barra throughout May, records an average low-temperature of 21.8°C (71.2°F).Heat index
Throughout May, the heat index is calculated to be a hot 34°C (93.2°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
In May, the average relative humidity is 66%.Rainfall
In May, the rain falls for 7.4 days. Throughout May, 18mm (0.71") of precipitation is accumulated. In Barra, during the entire year, the rain falls for 121.7 days and collects up to 646mm (25.43") of precipitation.Daylight
In Barra, the average length of the day in May is 11h and 37min.On the first day of the month, sunrise is at 05:58 and sunset at 17:40. On the last day of May, in Barra, sunrise is at 06:04 and sunset at 17:35 -03.
Sunshine
The average sunshine in May is 7.9h.UV index
January through May, August through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 7 in May translates into these instructions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
How hot does it get in Barra in May?
What is the average humidity in May in Barra?
How many days does it rain in May in Barra?
What is the average length of the day in May in Barra?
What time are sunrise and sunset in May in Barra?
How many hours of sunshine does Barra have in May?
What is the month with the highest UV index in Barra?
What is the UV index intensity in May in Barra?
Average temperature in May
Barra, Brazil
- Average high temperature in May: 30.1°C
The warmest month (with the highest average high temperature) is October (31.8°C).
The months with the lowest average high temperature are June and July (29.6°C).
- Average low temperature in May: 21.8°C
The month with the highest average low temperature is November (23°C).
The coldest month (with the lowest average low temperature) is July (19.5°C).
Average pressure in May
Barra, Brazil
- Average pressure in May: 1014.1mbar
The month with the highest atmospheric pressure is July (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in May
Barra, Brazil
- Average wind speed in May: 11.9km/h
The windiest month (with the highest average wind speed) is September (17.3km/h).
The calmest month (with the lowest average wind speed) is March (9.1km/h).
Average humidity in May
Barra, Brazil
- Average humidity in May: 66%
The months with the highest relative humidity are March and April (71%).
The month with the lowest relative humidity is September (51%).
Average rainfall in May
Barra, Brazil
- Average rainfall in May: 18mm
The wettest month (with the highest rainfall) is March (121mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in May
Barra, Brazil
- Average rainfall days in May: 7.4 days
The month with the highest number of rainy days is March (20.3 days).
The month with the least rainy days is August (0.2 days).
Average daylight in May /
Average sunshine in May
Barra, Brazil
- Average daylight in May: 11h and 4min
The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).
- Average sunshine in May: 7h and 5min
The month with the most sunshine is January (Average sunshine: 11h and 0min).
The months with the least sunshine are June and July (Average sunshine: 7h and 36min).
Average sunshine days in May
Barra, Brazil
- Average sunshine days in May: 21.7 days
The month with the most sunshine days is August (30.8 days).
The month with the least sunshine days is February (7.6 days).
Average UV index in May
Barra, Brazil
- Average UV index in May: 7
The months with the highest UV index are January, February, March, April, May, August, September, October and November (UV index 7).
The months with the lowest UV index are June, July and December (UV index 6).
Average cloud cover in May
Barra, Brazil
- Average cloud cover in May: 26
The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are August and September (Cloud cover 9).
Average visibility in May
Barra, Brazil
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Barra, Brazil
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