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
Weather in September
Temperature
In September, the meteorological conditions change slightly, with the average high-temperature moving from a tropical 30.6°C (87.1°F) in August to a warm 25.8°C (78.4°F). The temperature in Changyang lowers to an average of 17.4°C (63.3°F) during September nights.Humidity
In Changyang, the average relative humidity in September is 74%.Rainfall
In Changyang, in September, it is raining for 12.5 days, with typically 45mm (1.77") of accumulated precipitation. In Changyang, during the entire year, the rain falls for 149.2 days and collects up to 701mm (27.6") of precipitation.Snowfall
May through October are months without snowfall in Changyang.Daylight
The average length of the day in September is 12h and 21min.On the first day of the month, sunrise is at 06:11 and sunset at 18:58. On the last day of September, in Changyang, sunrise is at 06:28 and sunset at 18:22 CST.
Sunshine
In Changyang, the average sunshine in September is 7.3h.UV index
In Changyang, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the average September temperature in Changyang?
What is the average humidity in September in Changyang?
How many days does it rain in September in Changyang?
When it does not snow in Changyang?
What is the average length of the day in September in Changyang?
When is the sunrise / sunset in September in Changyang?
How long on average sun shines in September in Changyang?
What is the UV index intensity in September in Changyang?
Average temperature in September
Changyang, China
- Average high temperature in September: 25.8°C
The warmest month (with the highest average high temperature) is July (30.8°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in September: 17.4°C
The months with the highest average low temperature are July and August (21.9°C).
The coldest month (with the lowest average low temperature) is January (0.5°C).
Average pressure in September
Changyang, China
- Average pressure in September: 1013.6mbar
The month with the highest atmospheric pressure is January (1027.1mbar).
The month with the lowest atmospheric pressure is July (1004.2mbar).
Average wind speed in September
Changyang, China
- Average wind speed in September: 5.5km/h
The windiest month (with the highest average wind speed) is March (6.9km/h).
The calmest month (with the lowest average wind speed) is December (5.2km/h).
Average humidity in September
Changyang, China
- Average humidity in September: 74%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (57%).
Average rainfall in September
Changyang, China
- Average rainfall in September: 45mm
The wettest month (with the highest rainfall) is July (148mm).
The driest month (with the least rainfall) is December (7mm).
Average rainfall days in September
Changyang, China
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (24 days).
The months with the least rainy days are January and December (4.5 days).
Average snowfall in September
Changyang, China
- Average snowfall in September: 0mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Changyang, China
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Changyang, China
- Average daylight in September: 12h and 2min
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: 7h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in September
Changyang, China
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is December (25.4 days).
The month with the least sunshine days is July (5 days).
Average UV index in September
Changyang, 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 2).
Average cloud cover in September
Changyang, 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 26).
Average visibility in September
Changyang, China
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).
Changyang, China
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