September weather forecastYanji, China

September

Weather in September

The first month of the autumn, September, is still a pleasant month in Yanji, China, with an average temperature varying between 9.1°C (48.4°F) and 21.9°C (71.4°F).

Temperature

Yanji's September weather features a mild decline in high-temperatures, reducing from a warm 26.9°C (80.4°F) in August to an agreeable 21.9°C (71.4°F). Yanji documents a substantial shift from daytime warmth, recording an average nighttime temperature of 9.1°C (48.4°F) in September.

Humidity

The average relative humidity in September is 77%.

Rainfall

In Yanji, in September, during 10.4 rainfall days, 64mm (2.52") of precipitation is typically accumulated. Throughout the year, there are 101.2 rainfall days, and 528mm (20.79") of precipitation is accumulated.

Daylight

In Yanji, the average length of the day in September is 12h and 31min.
On the first day of the month, sunrise is at 04:46 and sunset at 17:57. On the last day of September, sunrise is at 05:18 and sunset at 17:05 CST.

Sunshine

The average sunshine in September is 6.6h.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

September temperatures in Yanji, China, vary between a high-temperature of 21.9°C (71.4°F) and a low-temperature of 9.1°C (48.4°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in July is evaluated at 30°C (86°F).

In Yanji, the average relative humidity in September is 77%.

In Yanji, China, in September, it is raining for 10.4 days, with typically 64mm (2.52") of accumulated precipitation.

The average day length in September is 12h and 31min.

In September, on the first day of the month, sunrise is at 04:46 and sunset at 17:57. On the last day of the month, in Yanji, China, sunrise is at 05:18 and sunset at 17:05 CST.

In September, the average sunshine duration is 6.6h.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

26.9°C

21.9°C

14.5°C

Average low temperature

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average temperature in September
Yanji, China

Average high temperature in September: 21.9°C

The warmest month (with the highest average high temperature) is July (27.1°C).
The month with the lowest average high temperature is January (-6.5°C).

Average low temperature in September: 9.1°C

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (-19.4°C).

Average humidity in September
Yanji, China

Average humidity in September: 77%

The month with the highest relative humidity is August (80%).
The month with the lowest relative humidity is March (53%).

Average rainfall in September
Yanji, China

Average rainfall in September: 64.1mm

The wettest month (with the highest rainfall) is August (121.9mm).
The driest month (with the least rainfall) is January (3.7mm).

Average rainfall days in September
Yanji, China

Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (3.1 days).

Average daylight in September /
Average sunshine in September
Yanji, China

Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

Average sunshine in September: 6h and 36min

The month with the most sunshine is May (Average sunshine: 7h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).