Gwangju
South Korea
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Gwangju, South Korea

The first month of the autumn, September, is also a moderately hot month in Gwangju, South Korea, with average temperature varying between 26.9°C (80.4°F) and 17.8°C (64°F).

Temperature

In September, the average high-temperature slightly decreases, from a hot 30.7°C (87.3°F) in August, to a warm 26.9°C (80.4°F). In Gwangju, in September, the average low-temperature is 17.8°C (64°F).

Humidity

The average relative humidity is 74.3%.

Rainfall

In Gwangju, South Korea, during 9.8 rainfall days, 150.5mm (5.9") of precipitation is typically accumulated. Throughout the year, there are 124.4 rainfall days, and 1390.9mm (54.8") of precipitation is accumulated.

Daylight

In September, the average length of the day in Gwangju is 12.4h.

Sunshine

The average sunshine in September in Gwangju is 5.7h.

What is the temperature in September in Gwangju?

In Gwangju, in September, the average high-temperature is 26.9°C (80.4°F), and the average low-temperature is 17.8°C (64°F).

What is the average humidity in September in Gwangju?

The average relative humidity in September is 74.3%.

How many days does it rain in September in Gwangju?

In Gwangju, South Korea, in September, during 9.8 rainfall days, 150.5mm (5.9") of precipitation is typically accumulated.

How many hours of daylight does Gwangju have in September?

In September, the average length of the day is 12.4h.

How long on average sun shines in September in Gwangju?

In September, the average sunshine is 5.7h.
Average temperature in September - Gwangju, South Korea
  • Average high temperature in September: 26.9°C

The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (5.3°C).

  • Average low temperature in September: 17.8°C

The month with the highest average low temperature is August (22.8°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average humidity in September - Gwangju, South Korea
  • Average humidity in September: 74.3%

The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is April (61.9%).

Average rainfall in September - Gwangju, South Korea
  • Average rainfall in September: 150.5mm

The wettest month (with the highest rainfall) is July (308.9mm).
The driest month (with the lowest rainfall) is December (33.5mm).

Average rainfall days in September - Gwangju, South Korea
  • Average rainfall days in September: 9.8 days

The month with the highest number of rainy days is July (15.5 days).
The month with the lowest number of rainy days is October (6.8 days).

Average daylight in September / Average sunshine in September - Gwangju, South Korea
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 5.7h

The month with most sunshine is May (Average sunshine: 7.2h).
The month with least sunshine is July (Average sunshine: 4.7h).