May weather forecast
Huainan, China

May

Weather in May

May tends to be a transition period in Huainan, effectively transporting it from the lingering spring coolness to surging summer heat. The city succumbs to escalating humidity levels, hitting their stride in preparation for the imminent monsoon. Fringed with pleasant breezes, the longer daylight hours of May unfold into warm evenings rich with cultural festivities. Consequently, the rising barometer readings lead to bouts of mild rainfall, influencing the atmospheric dynamics. As the month advances into June, the weather heightens to a scorching 31.5°C (88.7°F), marking Huainan's entry into the peak of summer.

Temperature

May's arrival brings a temperature shift, moving from a pleasant 22.4°C (72.3°F) in April to a moderately hot 28.1°C (82.6°F). The average nighttime temperature lowers to an enjoyable 17.8°C (64°F) throughout May.

Heat index

The heat index in May is estimated at 29°C (84.2°F). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The average relative humidity in May in Huainan is 58%.

Rainfall

In Huainan, in May, during 10 rainfall days, 49mm (1.93") of precipitation is typically accumulated. In Huainan, during the entire year, the rain falls for 123.3 days and collects up to 569mm (22.4") of precipitation.

Snowfall

In Huainan, China, snow does not fall in April through October.

Daylight

In May, the average length of the day is 13h and 50min.
On the first day of the month, sunrise is at 05:24 and sunset at 18:53. On the last day of May, in Huainan, China, sunrise is at 05:05 and sunset at 19:14 CST.

Sunshine

In Huainan, the average sunshine in May is 9.6h.

UV index

The months with the highest UV index in Huainan, China, are May through July, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 7 translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

How hot is it in Huainan in May?
During May, Huainan experiences an average high-temperature of 28.1°C (82.6°F) and a low-temperature of 17.8°C (64°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in May is estimated at 29°C (84.2°F).
What is the average humidity in May in Huainan?
In May, the average relative humidity is 58%.
How much does it rain in Huainan in May?
In Huainan, China, during May, the rain falls for 10 days and regularly aggregates up to 49mm (1.93") of precipitation.
When it does not snow in Huainan?
April through October are months without snowfall in Huainan.
What is the average length of the day in May in Huainan?
The average day length in May is 13h and 50min.
When are sunrise and sunset in May in Huainan?
On the first day of May, sunrise is at 05:24 and sunset at 18:53. On the last day of the month, sunrise is at 05:05 and sunset at 19:14 CST.
How many hours of sunshine does Huainan have in May?
In Huainan, China, the average sunshine duration in May is 9.6h.
What is the month with the highest UV index in Huainan?
The months with the highest UV index in Huainan are May through July, with an average maximum UV index of 7.
How high is the UV index in May in Huainan?
In Huainan, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May - Huainan, China
Average temperature in May
Huainan, China
  • Average high temperature in May: 28.1°C

The warmest month (with the highest average high temperature) is July (32.4°C).
The month with the lowest average high temperature is January (7.3°C).

  • Average low temperature in May: 17.8°C

The month with the highest average low temperature is July (24.3°C).
The coldest month (with the lowest average low temperature) is January (0.6°C).

Average pressure in May - Huainan, China
Average pressure in May
Huainan, China
  • Average pressure in May: 1010mbar

The month with the highest atmospheric pressure is January (1028mbar).
The month with the lowest atmospheric pressure is July (1003.9mbar).

Average wind speed in May - Huainan, China
Average wind speed in May
Huainan, China
  • Average wind speed in May: 11.5km/h

The windiest month (with the highest average wind speed) is March (12.4km/h).
The calmest month (with the lowest average wind speed) is July (9.6km/h).

Average humidity in May - Huainan, China
Average humidity in May
Huainan, China
  • Average humidity in May: 58%

The month with the highest relative humidity is August (79%).
The months with the lowest relative humidity are October and December (57%).

Average rainfall in May - Huainan, China
Average rainfall in May
Huainan, China
  • Average rainfall in May: 49mm

The wettest month (with the highest rainfall) is July (102mm).
The driest month (with the least rainfall) is December (18mm).

Average rainfall days in May - Huainan, China
Average rainfall days in May
Huainan, China
  • Average rainfall days in May: 10 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is December (5.4 days).

Average snowfall in May - Huainan, China
Average snowfall in May
Huainan, China
  • Average snowfall in May: 0mm

The month with the highest snowfall is February (60mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in May - Huainan, China
Average snowfall days in May
Huainan, China
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Huainan, China
Average daylight in May /
Average sunshine in May
Huainan, China
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 9h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in May - Huainan, China
Average sunshine days in May
Huainan, China
  • Average sunshine days in May: 19.7 days

The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in May - Huainan, China
Average UV index in May
Huainan, China
  • Average UV index in May: 7

The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in May - Huainan, China
Average cloud cover in May
Huainan, China
  • Average cloud cover in May: 35

The month with the most cloud cover is September (Cloud cover 43).
The month with the least cloud cover is December (Cloud cover 31).

Average visibility in May - Huainan, China
Average visibility in May
Huainan, China
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).

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