September weather forecast
Hanam, South Korea

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Weather in September

September marks the beginning of autumn with a noticeable drop in temperature, signifying the withdrawal of summer. Rainfall also reduces significantly, and the humidity decreases, making the weather more comfortable. Sunshine hours gradually reduce but still offer plenty of daylight for outdoor activities. As temperatures start to cool off, Hanam regains its tranquility with the diminishing summer crowds. Beautiful fall colours start to emerge, offering splendid views across the city.

Temperature

A shift in Hanam's weather is observed as August turns into September, with the average high temperature reducing from 29.2°C (84.6°F) to a still moderately hot 24°C (75.2°F). September in Hanam witnesses an average low-temperature hovering around a refreshing 15.4°C (59.7°F).

Humidity

The average relative humidity in September in Hanam is 83%.

Rainfall

In Hanam, South Korea, in September, it is raining for 12.5 days, with typically 91mm (3.58") of accumulated precipitation. In Hanam, during the entire year, the rain falls for 118.5 days and collects up to 674mm (26.54") of precipitation.

Snowfall

May through November are months without snowfall in Hanam.

Daylight

In Hanam, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 06:01 and sunset at 19:00. On the last day of September, sunrise is at 06:25 and sunset at 18:16 KST.

Sunshine

The average sunshine in September in Hanam, South Korea, is 7.5h.

UV index

In September, the average daily maximum UV index in Hanam is 4. A UV Index 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 high UV index of 4 in September translates into this advice:
Be vigilant - Suggestions to stave off sun damage are provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What is the usual temperature for Hanam in September?

In Hanam, 24°C (75.2°F) is the average high-temperature and 15.4°C (59.7°F) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is estimated at 36°C (96.8°F).

What is the average humidity in September in Hanam?

In September, the average relative humidity in Hanam is 83%.

How much does it rain in Hanam in September?

In Hanam, in September, it is raining for 12.5 days, with typically 91mm (3.58") of accumulated precipitation.

When it does not snow in Hanam?

May through November are months without snowfall in Hanam.

How many hours of daylight does Hanam have in September?

The average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Hanam?

On the first day of September in Hanam, sunrise is at 06:01 and sunset at 19:00. On the last day of the month, sunrise is at 06:25 and sunset at 18:16 KST.

How many hours of sunshine does Hanam have in September?

In Hanam, the average sunshine duration in September is 7.5h.

How high is the UV index in September in Hanam?

In Hanam, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Hanam, South Korea

Average temperature in September - Hanam, South Korea
  • Average high temperature in September: 24°C

The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (4°C).

  • Average low temperature in September: 15.4°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).

Average pressure in September
Hanam, South Korea

Average pressure in September - Hanam, South Korea
  • Average pressure in September: 1013.4mbar

The month with the highest atmospheric pressure is January (1023.7mbar).
The month with the lowest atmospheric pressure is July (1007.5mbar).

Average wind speed in September
Hanam, South Korea

Average wind speed in September - Hanam, South Korea
  • Average wind speed in September: 7.6km/h

The windiest month (with the highest average wind speed) is January (9.7km/h).
The calmest month (with the lowest average wind speed) is June (6.8km/h).

Average humidity in September
Hanam, South Korea

Average humidity in September - Hanam, South Korea
  • Average humidity in September: 83%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is January (61%).

Average rainfall in September
Hanam, South Korea

Average rainfall in September - Hanam, South Korea
  • Average rainfall in September: 91mm

The wettest month (with the highest rainfall) is July (136mm).
The driest month (with the least rainfall) is November (16mm).

Average rainfall days in September
Hanam, South Korea

Average rainfall days in September - Hanam, South Korea
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is December (4.8 days).

Average snowfall in September
Hanam, South Korea

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

The months with the highest snowfall are January, February and March (9mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Hanam, South Korea

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

The month with the highest number of snowfall days is February (1.6 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
Hanam, South Korea

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 7h and 3min

The month with the most sunshine is May (Average sunshine: 9h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days in September
Hanam, South Korea

Average sunshine days in September - Hanam, South Korea
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in September
Hanam, South Korea

Average UV index in September - Hanam, South Korea
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Hanam, South Korea

Average cloud cover in September - Hanam, South Korea
  • Average cloud cover in September: 42

The month with the most cloud cover is July (Cloud cover 59).
The month with the least cloud cover is December (Cloud cover 26).

Average visibility in September
Hanam, South Korea

Average visibility in September - Hanam, South Korea
  • Average visibility in September: 8km

The months with the highest visibility are January, February and December (10km).
The month with the lowest visibility is July (7km).

Hanam, South Korea

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