Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
A mild shift in the average high-temperature occurs in September, reducing from a hot 31.3°C (88.3°F) in August to a moderately hot 27.5°C (81.5°F). Huangyan encounters a steady low-temperature average of 19.9°C (67.8°F) throughout the month of September.Heat index
The heat index value for September is calculated to be a hot 32°C (89.6°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.Be informed that the heat index values are oriented around shady conditions and gentle breezes. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In September, the average relative humidity in Huangyan, China, is 85%.Rainfall
In Huangyan, in September, it is raining for 13.5 days, with typically 22mm (0.87") of accumulated precipitation. In Huangyan, during the entire year, the rain falls for 148.5 days and collects up to 307mm (12.09") of precipitation.Snowfall
In Huangyan, China, snow does not fall in January, March through December.Daylight
In Huangyan, China, the average length of the day in September is 12h and 20min.On the first day of the month, sunrise is at 05:33 and sunset at 18:16. On the last day of September, in Huangyan, sunrise is at 05:47 and sunset at 17:42 CST.
Sunshine
The average sunshine in September is 7.6h.UV index
The average daily maximum UV index in September in Huangyan is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Huangyan in September?
What is the average humidity in September in Huangyan?
How much does it rain in Huangyan in September?
When it does not snow in Huangyan?
How many hours of daylight does Huangyan have in September?
What time are sunrise and sunset in September in Huangyan?
How long on average sun shines in September in Huangyan?
How high is the UV index in September in Huangyan?
Average temperature in September
Huangyan, China
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in September: 19.9°C
The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is January (3.4°C).
Average pressure in September
Huangyan, China
- Average pressure in September: 1011.9mbar
The month with the highest atmospheric pressure is January (1025.9mbar).
The month with the lowest atmospheric pressure is July (1006mbar).
Average wind speed in September
Huangyan, China
- Average wind speed in September: 7.5km/h
The windiest month (with the highest average wind speed) is October (8km/h).
The calmest month (with the lowest average wind speed) is June (5.6km/h).
Average humidity in September
Huangyan, China
- Average humidity in September: 85%
The month with the highest relative humidity is June (90%).
The month with the lowest relative humidity is December (78%).
Average rainfall in September
Huangyan, China
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is August (64mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in September
Huangyan, China
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in September
Huangyan, 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
Huangyan, China
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.6 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
Huangyan, China
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The months with the least sunshine are February and November (Average sunshine: 4h and 36min).
Average sunshine days in September
Huangyan, China
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is June (6.3 days).
Average UV index in September
Huangyan, 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 and December (UV index 3).
Average cloud cover in September
Huangyan, China
- Average cloud cover in September: 52
The month with the most cloud cover is June (Cloud cover 69).
The month with the least cloud cover is December (Cloud cover 40).
Average visibility in September
Huangyan, China
- Average visibility in September: 7km
The month with the highest visibility is December (9km).
The month with the lowest visibility is June (6km).
