Seongnam weather and climate in 2024
Day
2 °C
Night
-8 °C
Sea
6 °C
Precipitation
22 mm
in month
Rainy days
5 days
in month
Daylight
10 hours
average
Sunshine
6 hours
average
Humidity
68 %
Day
2 °C
Night
-8 °C
Sea
6 °C
Precipitation
22 mm
in month
Rainy days
5 days
in month
Daylight
10 hours
average
Sunshine
6 hours
average
Humidity
68 %
Overview: Seongnam
Weather charts for Seongnam
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Weather overview for Seongnam
Weather overview
Seongnam (South Korea) is a place with a mild continental climate. The day temperatures range from 2 °C (35 °F) in January to 29 °C (85 °F) in August. The driest month is February with just 5 days of rain, on the contrary, the month when it rains the most is July with 16 days of rain. Temperatures during the night go from -8 °C (17 °F) in January to 21 °C (70 °F) in August.
January weather
The minimum of the day temperature can be noticed, with its value of 2 °C (35 °F) in Seongnam, and the minimum of the night temperature is observable too, with its value being -8 °C (17 °F). The rainfall amount reaches its minimum, with its value of 22 mm (0.87 in), while the descent of the number of rainy days can be observed, the value of this measure is 5 days. There is pending dry season in January. The number of sun hours (without clouds) rise's start could be observed, the value of this measure is 6 hours.
February weather
The number of rainy days is on its minimum, with its value being 5 days in Seongnam. The day temperature starts to rise, the value of this measure is 5 °C (40 °F), and the night temperature starts to rise as well. The dry season continues. The rise of the number of sun hours (without clouds) can be observed, with its value of 6 hours.
March weather
The day temperature rises similarly to the previous month, with its value being 10 °C (51 °F) in Seongnam, and the night temperature continues to rise too. The beginning of the rise of the rainfall amount could be noticed, its value is 47 mm (1.86 in), and the number of rainy days starts to rise as well, the value of this measure is 6 days. The number of sun hours (without clouds) continues to rise, with its value being 7 hours. The wind speed reaches its maximum, with its value being 2.
April weather
The number of rainy days rises similarly to the previous month, the value of this measure is 7 days in Seongnam, and the rise of the rainfall amount can be observed as well, with its value of 73 mm (2.89 in). The day temperature rises similarly to the previous month, with its value of 18 °C (65 °F), and the night temperature continues to rise too, its value is 5 °C (42 °F). The number of sun hours (without clouds) rises similarly to the previous month, with its value of 8 hours. The minimum of the humidity is observable, the value of this measure is 65 %.
May weather
The tourist season is at its beginning in Seongnam. The day temperature continues to rise, with its value of 23 °C (74 °F), and the rise of the night temperature can be observed as well, the value of this measure is 11 °C (52 °F). The rainfall amount continues to rise, its value is 100 mm (3.93 in), and the number of rainy days rises similarly to the previous month too, with its value of 8 days. The maximum of the number of sun hours (without clouds) can be noticed, with its value of 8 hours.
June weather
The rise of the day temperature can be observed, its value is 27 °C (80 °F) in Seongnam, and the rise of the night temperature can be observed too, its value is 17 °C (62 °F). The number of rainy days continues to rise, with its value being 9 days, and the rainfall amount rises similarly to the previous month too. The tourist season is close to its peak. The beginning of the descent of the number of sun hours (without clouds) could be noticed, with its value of 7 hours.
July weather
The day temperature continues to rise, with its value of 29 °C (83 °F) in Seongnam, and the night temperature rises similarly to the previous month too, its value is 21 °C (70 °F). The number of rainy days reaches its maximum, with its value being 16 days, and the maximum of the rainfall amount is observable too, with its value of 371 mm (14.62 in). The wet season is at its beginning. The humidity is on its maximum in this month.
August weather
The wet season continues in August in Seongnam. The number of rainy days descent's start could be observed, the value of this measure is 15 days, and the beginning of the descent of the rainfall amount could be noticed as well in August. The day temperature is on its maximum, the value of this measure is 29 °C (85 °F), and the night temperature is on its maximum too in August. The number of sun hours (without clouds) rise's start could be observed in this month.
September weather
The day temperature starts to descent, its value is 25 °C (77 °F) in Seongnam, and the night temperature starts to descent as well in September. The tourist season is about to start in September. The descent of the number of rainy days can be observed, with its value of 9 days, and the rainfall amount continues to descent too, with its value of 158 mm (6.20 in). The rise of the number of sun hours (without clouds) can be observed, with its value of 7 hours.
October weather
The day temperature descents similarly to the previous month, the value of this measure is 19 °C (67 °F) in Seongnam, and the descent of the night temperature can be observed as well, with its value of 7 °C (45 °F). The descent of the number of rainy days can be observed, with its value of 6 days, and the rainfall amount descents similarly to the previous month too. The ongoing tourist season is noticeable. The wind speed is on its minimum in October.
November weather
The beginning of the rise of the number of rainy days could be noticed in November in Seongnam. The day temperature continues to descent, with its value of 11 °C (52 °F), and the night temperature continues to descent too, its value is 1 °C (33 °F). The number of sun hours (without clouds) descent's start could be observed, its value is 5 hours.
December weather
The beginning of the descent of the number of rainy days could be noticed, with its value of 6 days in Seongnam, and the rainfall amount starts to descent as well, with its value being 22 mm (0.89 in). The day temperature continues to descent, the value of this measure is 4 °C (39 °F), and the night temperature continues to descent too, with its value being -5 °C (23 °F). The dry season slowly starts. The minimum of the number of sun hours (without clouds) is observable, with its value of 5 hours.
FAQs
How many hours of sun to expect in January in Seongnam?
There is an average length of sunshine of 6 hours per day in Seongnam in January.
How windy is it in Seongnam in March?
An average wind scale that can be expected in March in Seongnam is 2. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
Is there a dry season in April in Seongnam?
No, April is not a dry month in Seongnam, expect rain approximately 7 days in a month.
Is May part of the wet season in Seongnam?
No, there is no wet season in Seongnam in May - you can expect 8 days of rain during the month.
Is it hot in Seongnam in June?
In Seongnam in June, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What is the humidity in Seongnam in July?
In Seongnam in July, expect humidity around 82 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
What is the air temperature in Seongnam in August at night?
The average night temperature in Seongnam in August is 21 °C (70 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
Are there good conditions to visit in September in Seongnam?
There are good conditions for visiting in Seongnam in September. The temperature during the day will be nice 25 °C (77 °F). The seawater temperature reaches ideal 23 °C (74 °F). You can expect just 9 days of rain during the month, taking an umbrella is not necessary. The temperature of 15 °C (59 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What temperature can I expect during the day in Seongnam in October?
The average daily temperature in October in Seongnam is 19 °C (67 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
What is the sea temperature in November in Seongnam?
The sea will reach 15 °C (59 °F) in November in Seongnam. This is a sea temperature for resilient people only, most people won't enjoy swimming in such cold water or will have to use a wetsuit for water activities.
What is the average number of rainy days in Seongnam in December?
There are 6 days, which are rainy in December in Seongnam, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 1.4 days of the week, or in general - 20 % days.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.