September weather forecast
Gyeongju, South Korea

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Weather in September

As September arrives, the weather in Gyeongju starts transitioning into autumn. There is a marked drop in temperatures and the rainfall continues to decrease. This is the period when the landscapes begin to take on a russet tone, creating a picturesque setting. The number of daylight hours starts to reduce but fair weather conditions prevail. This weather trend in September marks an arrival of fall with decreasing temperatures and rainfall.

Temperature

September reveals a small adjustment in temperature, transitioning from an average high of a warm 28.5°C (83.3°F) in August to a still moderately hot 23.9°C (75°F). Gyeongju anticipates an average minimum temperature of 17.2°C (63°F) in the month of September.

Humidity

In Gyeongju, South Korea, the average relative humidity in September is 80%.

Rainfall

In Gyeongju, South Korea, in September, it is raining for 12.9 days, with typically 64mm (2.52") of accumulated precipitation. Throughout the year, there are 112.7 rainfall days, and 509mm (20.04") of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of September in Gyeongju, sunrise is at 05:55 and sunset at 18:50. On the last day of the month, sunrise is at 06:17 and sunset at 18:08 KST.

Sunshine

In September, the average sunshine in Gyeongju, South Korea, is 7.8h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 5 during September leads to these advisories:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What is the usual temperature for Gyeongju in September?

In September, in Gyeongju, the average high-temperature is 23.9°C (75°F), and the average low-temperature is 17.2°C (63°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 34°C (93.2°F).

What is the average humidity in September in Gyeongju?

In September, the average relative humidity in Gyeongju is 80%.

How many days does it rain in September in Gyeongju?

In Gyeongju, in September, it is raining for 12.9 days, with typically 64mm (2.52") of accumulated precipitation.

When it does not snow in Gyeongju?

April through November are months without snowfall in Gyeongju, South Korea.

How many hours of daylight does Gyeongju have in September?

In September, the average day length in Gyeongju, South Korea, is 12h and 25min.

What time are sunrise and sunset in September in Gyeongju?

On the first day of September in Gyeongju, South Korea, sunrise is at 05:55 and sunset at 18:50. On the last day of the month, sunrise is at 06:17 and sunset at 18:08 KST.

How long on average sun shines in September in Gyeongju?

In September, the average sunshine duration is 7.8h.

What is the UV index intensity in September in Gyeongju?

The average daily maximum UV index in September in Gyeongju is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in September
Gyeongju, South Korea

Average temperature in September - Gyeongju, South Korea
  • Average high temperature in September: 23.9°C

The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (3.8°C).

  • Average low temperature in September: 17.2°C

The month with the highest average low temperature is August (22°C).
The coldest month (with the lowest average low temperature) is January (-3.4°C).

Average pressure in September
Gyeongju, South Korea

Average pressure in September - Gyeongju, South Korea
  • Average pressure in September: 1013.6mbar

The month with the highest atmospheric pressure is January (1023.3mbar).
The month with the lowest atmospheric pressure is July (1007.5mbar).

Average wind speed in September
Gyeongju, South Korea

Average wind speed in September - Gyeongju, South Korea
  • Average wind speed in September: 11.2km/h

The windiest month (with the highest average wind speed) is January (15.2km/h).
The calmest month (with the lowest average wind speed) is June (9.2km/h).

Average humidity in September
Gyeongju, South Korea

Average humidity in September - Gyeongju, South Korea
  • Average humidity in September: 80%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (61%).

Average rainfall in September
Gyeongju, South Korea

Average rainfall in September - Gyeongju, South Korea
  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is July (98mm).
The driest month (with the least rainfall) is November (15mm).

Average rainfall days in September
Gyeongju, South Korea

Average rainfall days in September - Gyeongju, South Korea
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is January (4.6 days).

Average snowfall in September
Gyeongju, South Korea

Average snowfall in September - Gyeongju, South Korea
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (31mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Gyeongju, South Korea

Average snowfall days in September - Gyeongju, South Korea
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.5 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
Gyeongju, South Korea

Average daylight in September / Average sunshine in September - Gyeongju, South Korea
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is May (Average sunshine: 9h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).

Average sunshine days in September
Gyeongju, South Korea

Average sunshine days in September - Gyeongju, South Korea
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in September
Gyeongju, South Korea

Average UV index in September - Gyeongju, South Korea
  • 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, November and December (UV index 2).

Average cloud cover in September
Gyeongju, South Korea

Average cloud cover in September - Gyeongju, South Korea
  • Average cloud cover in September: 39

The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is December (Cloud cover 24).

Average visibility in September
Gyeongju, South Korea

Average visibility in September - Gyeongju, South Korea
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, September, October, November and December (10km).
The month with the lowest visibility is July (8km).

Gyeongju, South Korea

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