Weather in September
Temperature
With the onset of September, Ganghwado's average high-temperature slightly adjusts, moderately receding from August's moderately hot 29°C (84.2°F) to a still warm 25.3°C (77.5°F). The average nighttime temperature lowers to a moderate 15.1°C (59.2°F) throughout September.Humidity
In September, the average relative humidity is 74.8%.Rainfall
In September, in Ganghwado, the rain falls for 7.3 days. Throughout September, 165mm (6.5") of precipitation is accumulated. Throughout the year, there are 92.9 rainfall days, and 1347mm (53.03") of precipitation is accumulated.Daylight
In Ganghwado, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 06:04 and sunset at 19:03. On the last day of September, in Ganghwado, sunrise is at 06:29 and sunset at 18:19 KST.
Sunshine
In Ganghwado, the average sunshine in September is 7.1h.Frequently asked questions
What are September temperatures in Ganghwado?
What is the average humidity in September in Ganghwado?
How many days does it rain in September in Ganghwado?
How many hours of daylight does Ganghwado have in September?
When are sunrise and sunset in September in Ganghwado?
How many hours of sunshine does Ganghwado have in September?
Average temperature in September
Ganghwado, South Korea
- Average high temperature in September: 25.3°C
The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (1.2°C).
- Average low temperature in September: 15.1°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 (-8.7°C).
Average humidity in September
Ganghwado, South Korea
- Average humidity in September: 74.8%
The month with the highest relative humidity is July (82.7%).
The month with the lowest relative humidity is April (62.8%).
Average rainfall in September
Ganghwado, South Korea
- Average rainfall in September: 165.4mm
The wettest month (with the highest rainfall) is July (358.2mm).
The driest month (with the least rainfall) is January (17.7mm).
Average rainfall days in September
Ganghwado, South Korea
- Average rainfall days in September: 7.3 days
The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is February (4.7 days).
Average daylight in September /
Average sunshine in September
Ganghwado, 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 1min
The months with the most sunshine are April and May (Average sunshine: 7h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Ganghwado, South Korea
Weather forecast for your location
2. Allow the app to use your location
