Hwaseong
South Korea
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Hwaseong, South Korea

Sea temperature

In September, the average sea temperature in Hwaseong, South Korea, is 21.9°C (71.4°F).
Note: For swimming, a surface water temperature of 21.9°C (71.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

The average length of the day in September in Hwaseong, South Korea, is 12.4h.

What is the sea water temperature in September in Hwaseong?

In Hwaseong, in September, the average water temperature is 21.9°C (71.4°F). For swimming, a surface water temperature of 21.9°C (71.4°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

What is the average length of the day in September in Hwaseong?

The average length of the day in September in Hwaseong is 12.4h.
Average sea temperature in September - Hwaseong, South Korea
  • Average sea temperature in September: 21.9°C

The best month for swimming (with the highest average sea temperature) is August (23.4°C).
The coldest month (with the lowest average sea temperature) is February (3.3°C).

Average daylight in September - Hwaseong, South Korea
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).