September weather forecastSusong, China
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Susong, China, with an average temperature varying between 20.5°C (68.9°F) and 28.3°C (82.9°F).Temperature
September indicates a minor shift in the average high-temperature, from August's hot 32.1°C (89.8°F) to a moderately hot 28.3°C (82.9°F). Throughout September, an average low-temperature of 20.5°C (68.9°F) is experienced.Heat index
The heat index value for September is evaluated at a hot 32°C (89.6°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.Understanding the heat index involves considering values for shaded locales with light wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Humidity
The average relative humidity in September is 76%.Rainfall
In Susong, in September, during 12.8 rainfall days, 54mm (2.13") of precipitation is typically accumulated. Throughout the year, there are 180.5 rainfall days, and 1068mm (42.05") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Susong, the average length of the day in September is 12h and 21min.On the first day of September, sunrise is at 05:52 and sunset at 18:38. On the last day of the month, sunrise is at 06:08 and sunset at 18:02 CST.
Sunshine
The average sunshine in September is 8.5h.UV index
In Susong, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 5 in September translates into these instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Susong, China
- Average high temperature in September: 28.3°C
The warmest month (with the highest average high temperature) is August (32.1°C).
The month with the lowest average high temperature is January (8.6°C).
- Average low temperature in September: 20.5°C
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).
Average pressure in September
Susong, China
- Average pressure in September: 1011.9mbar
The month with the highest atmospheric pressure is January (1026.6mbar).
The month with the lowest atmospheric pressure is July (1004.2mbar).
Average wind speed in September
Susong, China
- Average wind speed in September: 9.4km/h
The windiest month (with the highest average wind speed) is October (9.8km/h).
The calmest month (with the lowest average wind speed) is June (7.6km/h).
Average humidity in September
Susong, China
- Average humidity in September: 76%
The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is December (65%).
Average rainfall in September
Susong, China
- Average rainfall in September: 54mm
The wettest month (with the highest rainfall) is July (230mm).
The driest month (with the least rainfall) is October (30mm).
Average rainfall days in September
Susong, China
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is July (23.5 days).
The month with the least rainy days is October (8.8 days).
Average snowfall in September
Susong, China
- Average snowfall in September: 0mm
The month with the highest snowfall is February (44mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Susong, China
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.2 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
Susong, China
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in September
Susong, China
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in September
Susong, 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, February, November and December (UV index 3).
Average cloud cover in September
Susong, China
- Average cloud cover in September: 40
The months with the most cloud cover are February and June (Cloud cover 51).
The months with the least cloud cover are August and December (Cloud cover 35).
Average visibility in September
Susong, China
- Average visibility in September: 9km
The months with the highest visibility are October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August and September (9km).





