September weather forecastYouxi, China

September

Weather in September

The first month of the autumn, September, is still a warm month in Youxi, China, with an average temperature ranging between max 28°C (82.4°F) and min 19.3°C (66.7°F).

Temperature

The beginning of September records an average high-temperature of a still warm 28°C (82.4°F), almost echoing the conditions of the previous month. Throughout the nights in September, Youxi experiences an average low-temperature of 19.3°C (66.7°F).

Heat index

In September, the heat index is evaluated at a hot 33°C (91.4°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In September, the average relative humidity in Youxi is 85%.

Rainfall

In Youxi, in September, during 22 rainfall days, 95mm (3.74") of precipitation is typically accumulated. Throughout the year, in Youxi, there are 217.6 rainfall days, and 1159mm (45.63") of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

In Youxi, the average length of the day in September is 12h and 19min.
On the first day of the month, sunrise is at 05:47 and sunset at 18:27. On the last day of September, sunrise is at 05:59 and sunset at 17:55 CST.

Sunshine

The average sunshine in September in Youxi is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Take necessary precautions - Suggestions to elude sunburn are provided. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

The high-temperature in Youxi during September is 28°C (82.4°F) and the low-temperature is 19.3°C (66.7°F). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 33°C (91.4°F).

In Youxi, China, the average relative humidity in September is 85%.

In Youxi, during September, the rain falls for 22 days and regularly aggregates up to 95mm (3.74") of precipitation.

In Youxi, snow does not fall in January, March through December.

In Youxi, the average day length in September is 12h and 19min.

In September, on the first day of the month, sunrise is at 05:47 and sunset at 18:27. On the last day of the month, in Youxi, sunrise is at 05:59 and sunset at 17:55 CST.

In Youxi, China, the average sunshine duration in September is 8.7h.

The average daily maximum UV index in September in Youxi is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Youxi, China

  • Average high temperature in September: 28°C

The warmest month (with the highest average high temperature) is August (29.9°C).
The month with the lowest average high temperature is January (13.7°C).

  • Average low temperature in September: 19.3°C

The month with the highest average low temperature is July (21.5°C).
The coldest month (with the lowest average low temperature) is January (4.9°C).

Average pressure in September
Youxi, China

  • Average pressure in September: 1010.7mbar

The month with the highest atmospheric pressure is January (1023.4mbar).
The month with the lowest atmospheric pressure is August (1006.1mbar).

Average wind speed in September
Youxi, China

  • Average wind speed in September: 5.1km/h

The windiest month (with the highest average wind speed) is March (6.1km/h).
The calmest month (with the lowest average wind speed) is August (5km/h).

Average humidity in September
Youxi, China

  • Average humidity in September: 85%

The month with the highest relative humidity is June (88%).
The months with the lowest relative humidity are February, March, April and December (80%).

Average rainfall in September
Youxi, China

  • Average rainfall in September: 95mm

The wettest month (with the highest rainfall) is June (219mm).
The driest month (with the least rainfall) is December (28mm).

Average rainfall days in September
Youxi, China

  • Average rainfall days in September: 22 days

The month with the highest number of rainy days is August (25.8 days).
The month with the least rainy days is December (9.5 days).

Average snowfall in September
Youxi, China

  • Average snowfall in September: 0mm

The month with the highest snowfall is February (1mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in September
Youxi, China

  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September /
Average sunshine in September
Youxi, China

  • Average daylight in September: 12h and 18min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in September: 8h and 42min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in September
Youxi, China

  • Average sunshine days in September: 5.3 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is August (3.5 days).

Average UV index in September
Youxi, China

  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Youxi, China

  • Average cloud cover in September: 51

The month with the most cloud cover is June (Cloud cover 60).
The month with the least cloud cover is December (Cloud cover 42).

Average visibility in September
Youxi, China

  • Average visibility in September: 7km

The month with the highest visibility is March (9km).
The months with the lowest visibility are May, June, July, August, September and November (7km).