Weather in September
Temperature
September signifies a gentle decline in Dandong's average high-temperature, easing from 27.8°C (82°F) in August to a still moderately hot 23.8°C (74.8°F). In Dandong, September's nights observe an average temperature dip to a refreshing 13.7°C (56.7°F).Humidity
The average relative humidity in September is 78%.Rainfall
In Dandong, during September, the rain falls for 7.9 days and regularly aggregates up to 105mm (4.13") of precipitation. In Dandong, during the entire year, the rain falls for 94.5 days and collects up to 926mm (36.46") of precipitation.Daylight
In Dandong, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 05:10 and sunset at 18:14. On the last day of the month, sunrise is at 05:38 and sunset at 17:26 CST.
Sunshine
The average sunshine in September is 7.5h.Frequently asked questions
What are September temperatures in Dandong?
What is the average humidity in September in Dandong?
How many days does it rain in September in Dandong?
What is the average length of the day in September in Dandong?
When is the sunrise / sunset in September in Dandong?
How long on average sun shines in September in Dandong?
Average temperature in September
Dandong, China
- Average high temperature in September: 23.8°C
The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is January (-2.3°C).
- Average low temperature in September: 13.7°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (-11.4°C).
Average humidity in September
Dandong, China
- Average humidity in September: 78%
The month with the highest relative humidity is July (89%).
The month with the lowest relative humidity is February (53%).
Average rainfall in September
Dandong, China
- Average rainfall in September: 104.6mm
The wettest month (with the highest rainfall) is July (251.6mm).
The driest month (with the least rainfall) is January (7.1mm).
Average rainfall days in September
Dandong, China
- Average rainfall days in September: 7.9 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (3.6 days).
Average daylight in September /
Average sunshine in September
Dandong, China
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is May (Average sunshine: 7h and 54min).
The month with the least sunshine is July (Average sunshine: 5h and 6min).
Dandong, China
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