May weather forecastChã Grande, Brazil
May
Weather in May
May, the last month of the autumn in Chã Grande, is another warm month, with temperature in the range of an average high of 28.3°C (82.9°F) and an average low of 20.4°C (68.7°F).Temperature
May observes an average high-temperature of a still moderately hot 28.3°C (82.9°F), marking an insignificant difference from April's 29.6°C (85.3°F). Throughout the month of May, Chã Grande expects an average low of 20.4°C (68.7°F).Heat index
The heat index value during May is calculated to be a hot 34°C (93.2°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.Heat index guidelines indicate values are for light wind scenarios and shaded regions. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 extremely significant for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
Humidity
In Chã Grande, Brazil, the average relative humidity in May is 87%.Rainfall
In Chã Grande, Brazil, during May, the rain falls for 21.4 days and regularly aggregates up to 50mm (1.97") of precipitation. In Chã Grande, during the entire year, the rain falls for 224.2 days and collects up to 472mm (18.58") of precipitation.Daylight
In May, the average length of the day in Chã Grande is 11h and 44min.On the first day of May in Chã Grande, sunrise is at 05:24 and sunset at 17:13. On the last day of the month, sunrise is at 05:29 and sunset at 17:09 -03.
Sunshine
In Chã Grande, the average sunshine in May is 5.9h.UV index
The months with the highest UV index are January through May, August through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 6 translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Chã Grande, Brazil
- Average high temperature in May: 28.3°C
The warmest month (with the highest average high temperature) is March (30.6°C).
The month with the lowest average high temperature is July (25.8°C).
- Average low temperature in May: 20.4°C
The month with the highest average low temperature is March (21.7°C).
The coldest month (with the lowest average low temperature) is August (18.4°C).
Average pressure in May
Chã Grande, Brazil
- Average pressure in May: 1013.9mbar
The month with the highest atmospheric pressure is August (1016.7mbar).
The month with the lowest atmospheric pressure is March (1012.1mbar).
Average wind speed in May
Chã Grande, Brazil
- Average wind speed in May: 9.5km/h
The windiest month (with the highest average wind speed) is August (12.2km/h).
The calmest month (with the lowest average wind speed) is April (8.7km/h).
Average humidity in May
Chã Grande, Brazil
- Average humidity in May: 87%
The months with the highest relative humidity are June and July (88%).
The month with the lowest relative humidity is December (76%).
Average rainfall in May
Chã Grande, Brazil
- Average rainfall in May: 50mm
The wettest month (with the highest rainfall) is March (71mm).
The driest month (with the least rainfall) is November (15mm).
Average rainfall days in May
Chã Grande, Brazil
- Average rainfall days in May: 21.4 days
The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is November (15.3 days).
Average daylight in May /
Average sunshine in May
Chã Grande, Brazil
- Average daylight in May: 11h and 42min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in May: 5h and 54min
The month with the most sunshine is March (Average sunshine: 6h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 12min).
Average sunshine days in May
Chã Grande, Brazil
- Average sunshine days in May: 6.7 days
The month with the most sunshine days is December (10.7 days).
The month with the least sunshine days is July (5 days).
Average UV index in May
Chã Grande, Brazil
- Average UV index in May: 6
The months with the highest UV index are January, February, March, April, May, August, September, October, November and December (UV index 6).
The months with the lowest UV index are June and July (UV index 5).
Average cloud cover in May
Chã Grande, Brazil
- Average cloud cover in May: 66
The month with the most cloud cover is July (Cloud cover 68).
The months with the least cloud cover are March and November (Cloud cover 52).
Average visibility in May
Chã Grande, Brazil
- Average visibility in May: 6km
The months with the highest visibility are January, February, November and December (9km).
The months with the lowest visibility are May, June, July and August (6km).





