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
The move into September indicates a slight reduction in the average high-temperature, down from August's tropical 30.6°C (87.1°F) to a warm 25.8°C (78.4°F). Dianjun, during the nights of September, experiences an average temperature drop to a comfortable 17.4°C (63.3°F).Humidity
In September, the average relative humidity is 74%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 45mm (1.77") of precipitation is accumulated. Throughout the year, there are 149.2 rainfall days, and 701mm (27.6") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September, sunrise is at 06:11 and sunset at 18:58. On the last day of the month, sunrise is at 06:27 and sunset at 18:21 CST.
Sunshine
The average sunshine in September is 7.3h.UV index
In Dianjun, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. When the Sun is at its strongest around midday, find shade and limit exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Dianjun have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Dianjun have in September?
How high is the UV index in September?
Average temperature in September
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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
Dianjun, 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).
