May, the last month of the spring in
Xichang, is also a moderately hot month, with temperature in the range of an average low of 15.9°C (60.6°F) and an average high of 27.6°C (81.7°F).
Temperature
Xichang measures an average high-temperature of a still warm 27.6°C (81.7°F) in May, nearly consistent with the preceding month. During the nights in May, an average low-temperature of 15.9°C (60.6°F) is observed.
Heat index
The heat index value for May is estimated at 29°C (84.2°F). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Note that heat index values are valued for light wind and location in the shade. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
In May, the average relative humidity is 57%.
Rainfall
In Xichang,
China, in May, during 14.7 rainfall days, 89mm (3.5") of precipitation is typically accumulated. In Xichang, during the entire year, the rain falls for 125.7 days and collects up to 1014mm (39.92") of precipitation.
Daylight
In Xichang, the average length of the day in May is 13h and 32min.
On the first day of the month, sunrise is at 06:30 and sunset at 19:45. On the last day of May, sunrise is at 06:15 and sunset at 20:02 CST.
Sunshine
In Xichang, the average sunshine in May is 7.2h.
UV index
April through
August, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an extreme health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum daily UV index of 12 during May morphs into the following directions:
Utilize all vital precautions. Guarding against sun harm is non-negotiable. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Direct sunlight can be harmful over extended periods, especially for those prone to sunburns. Use a sunscreen of 30 SPF or higher for protection.