September weather forecastGengma, China
September
Weather in September
September, the first month of the autumn in Gengma, is also a moderately hot month, with temperature in the range of an average low of 15.1°C (59.2°F) and an average high of 24.6°C (76.3°F).Temperature
The initiation of September sees an average high-temperature of a still warm 24.6°C (76.3°F), showing minor variations from the previous month. Nighttime temperature experiences an average drop to a moderate 15.1°C (59.2°F) in September.Humidity
The average relative humidity in September is 88%.Rainfall
In Gengma, in September, it is raining for 27.2 days, with typically 120mm (4.72") of accumulated precipitation. Throughout the year, there are 201.6 rainfall days, and 976mm (38.43") of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
In Gengma, the average length of the day in September is 12h and 17min.On the first day of September, sunrise is at 07:04 and sunset at 19:40. On the last day of the month, sunrise is at 07:13 and sunset at 19:10 CST.
Sunshine
The average sunshine in September is 7.4h.UV index
The months with the highest UV index are March through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In September, the maximum UV index of 5 suggests these recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. 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
Average temperature in September
Gengma, China
- Average high temperature in September: 24.6°C
The warmest month (with the highest average high temperature) is May (27.1°C).
The month with the lowest average high temperature is January (18.3°C).
- Average low temperature in September: 15.1°C
The month with the highest average low temperature is June (17.2°C).
The coldest month (with the lowest average low temperature) is January (3.5°C).
Average pressure in September
Gengma, China
- Average pressure in September: 1010.6mbar
The month with the highest atmospheric pressure is December (1016.9mbar).
The month with the lowest atmospheric pressure is June (1006.4mbar).
Average wind speed in September
Gengma, China
- Average wind speed in September: 3.8km/h
The windiest month (with the highest average wind speed) is April (6.4km/h).
The calmest month (with the lowest average wind speed) is October (3.6km/h).
Average humidity in September
Gengma, China
- Average humidity in September: 88%
The month with the highest relative humidity is July (92%).
The month with the lowest relative humidity is March (54%).
Average rainfall in September
Gengma, China
- Average rainfall in September: 120mm
The wettest month (with the highest rainfall) is July (221mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days in September
Gengma, China
- Average rainfall days in September: 27.2 days
The month with the highest number of rainy days is July (29.5 days).
The month with the least rainy days is February (2.8 days).
Average snowfall days in September
Gengma, China
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Gengma, China
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).
- Average sunshine in September: 7h and 24min
The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is July (Average sunshine: 6h and 0min).
Average sunshine days in September
Gengma, China
- Average sunshine days in September: 2.1 days
The month with the most sunshine days is February (23.6 days).
The month with the least sunshine days is June (0.8 days).
Average UV index in September
Gengma, China
- Average UV index in September: 5
The months with the highest UV index are March, April, May, June, July, August and September (UV index 5).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Gengma, China
- Average cloud cover in September: 62
The month with the most cloud cover is July (Cloud cover 75).
The month with the least cloud cover is March (Cloud cover 14).
Average visibility in September
Gengma, China
- Average visibility in September: 6km
The month with the highest visibility is March (10km).
The months with the lowest visibility are July, August, September, October, November and December (6km).





