September weather forecast
Huainan, China

September

Weather in September

September in Huainan marks the welcoming retreat of simmering summer, setting the stage for the calming aura of autumn. The temperature soars down from the intense August heat to a mild 27.3°C (81.1°F). With occasional drizzles to break the monotony of the changing weather, September acts as a respite from the preceding hot months. The commencement of autumn sees the city bathed in a comfortable temperature, punctuated by the rustling of dry leaves in the gentle winds. As Huainan steps into October, temperatures further recede to a pleasant 23.2°C (73.8°F), indicating the arrival of early winter.

Temperature

September's onset in Huainan introduces a mild reduction in the average high-temperature, from a hot 31.4°C (88.5°F) in August to a moderately hot 27.3°C (81.1°F). Huainan, during September, witnesses an average low-temperature of 19.4°C (66.9°F).

Heat index

In September, the heat index is estimated at a tropical 30°C (86°F). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', shows a temperature sensation when both heat and moisture conditions are combined. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. 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

In Huainan, the average relative humidity in September is 73%.

Rainfall

In Huainan, during September, the rain falls for 11.8 days and regularly aggregates up to 41mm (1.61") of precipitation. Throughout the year, in Huainan, there are 123.3 rainfall days, and 569mm (22.4") of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September in Huainan is 12h and 23min.
On the first day of September in Huainan, sunrise is at 05:46 and sunset at 18:36. On the last day of the month, sunrise is at 06:05 and sunset at 17:58 CST.

Sunshine

The average sunshine in September is 8.2h.

UV index

In Huainan, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, an average UV index of 5 transforms into the following instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.

Frequently asked questions

What is the average September temperature in Huainan?
An average high-temperature, in September, in Huainan, is 27.3°C (81.1°F) and the average low-temperature is 19.4°C (66.9°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is estimated at 30°C (86°F).
What is the average humidity in September in Huainan?
The average relative humidity in September in Huainan is 73%.
How much does it rain in Huainan in September?
In Huainan, in September, during 11.8 rainfall days, 41mm (1.61") of precipitation is typically accumulated.
When it does not snow in Huainan?
April through October are months without snowfall.
How many hours of daylight does Huainan have in September?
In Huainan, the average day length in September is 12h and 23min.
What time are sunrise and sunset in September in Huainan?
On the first day of September, sunrise is at 05:46 and sunset at 18:36. On the last day of the month, sunrise is at 06:05 and sunset at 17:58 CST.
How long on average sun shines in September in Huainan?
The average sunshine duration in September in Huainan is 8.2h.
How high is the UV index in September in Huainan?
In Huainan, China, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
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 September - Huainan, China
Average temperature in September
Huainan, China
  • Average high temperature in September: 27.3°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 September: 19.4°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 September - Huainan, China
Average pressure in September
Huainan, China
  • Average pressure in September: 1013.5mbar

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 September - Huainan, China
Average wind speed in September
Huainan, China
  • Average wind speed in September: 9.9km/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 September - Huainan, China
Average humidity in September
Huainan, China
  • Average humidity in September: 73%

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 September - Huainan, China
Average rainfall in September
Huainan, China
  • Average rainfall in September: 41mm

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

Average rainfall days in September - Huainan, China
Average rainfall days in September
Huainan, China
  • Average rainfall days in September: 11.8 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 September - Huainan, China
Average snowfall in September
Huainan, China
  • Average snowfall in September: 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 September - Huainan, China
Average snowfall days in September
Huainan, China
  • Average snowfall days in September: 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 September / Average sunshine in September - Huainan, China
Average daylight in September /
Average sunshine in September
Huainan, China
  • Average daylight in September: 12h and 2min

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 September: 8h and 1min

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 September - Huainan, China
Average sunshine days in September
Huainan, China
  • Average sunshine days in September: 14.6 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 September - Huainan, China
Average UV index in September
Huainan, China
  • Average UV index in September: 5

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 September - Huainan, China
Average cloud cover in September
Huainan, China
  • Average cloud cover in September: 43

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 September - Huainan, China
Average visibility in September
Huainan, China
  • Average visibility in September: 9km

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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