Best year time to visit Seongsan

General weather information about Seongsan

Average annual temperature is 12.7 °C

Absolute maximum temperature: 33.5 °C

Absolute minimum temperature: -17.7 °C

Number of sunny days: 179 days

Number of rainy days: 174 days

Number of snow days: 12 days

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* Weather data for Seongsan South Korea is based on climate observations for 2026 year

Seongsan air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.110.623.624.931.032.332.533.529.621.522.916.5
Average daytime temperature (°C)2.06.115.118.023.527.328.829.925.718.510.04.4
Average temperature (°C)-2.20.98.712.218.122.125.025.621.713.65.40.8
Average night temperature (°C)-6.4-2.83.47.213.117.621.822.018.29.21.0-2.7
Absolute minimum temperature (°C)-17.7-7.3-4.10.25.413.818.416.612.14.5-8.5-14.6

Seongsan monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.012.011.010.09.0
Daylight mean duration (h)10.010.812.013.114.114.614.413.512.411.310.29.7
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)7.17.89.07.88.410.27.39.17.38.57.35.9
Precipitation (mm)2942671126154454407250238289
Sunny days172023141795711211817
Rainy days87816142126241910129
Snow days610000000005

Seongsan - weather forecast by months

Seongsan weather in januarySeongsan weather in februarySeongsan weather in marchSeongsan weather in aprilSeongsan weather in maySeongsan weather in juneSeongsan weather in julySeongsan weather in augustSeongsan weather in septemberSeongsan weather in octoberSeongsan weather in novemberSeongsan weather in december

Best time to visit Seongsan:

The best time to visit Seongsan during the most sunny months:

  • June — 10.2(h)

The largest precipitation sum in Seongsan is at

  • July — 454(mm)
  • August — 407(mm)
  • September — 250(mm)

    • Weather forecast in the closest to Seongsan admin centers

    Weather forecast in the closest towns to Seongsan

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    Frequently asked questions

    When is the best time to visit Seongsan?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Seongsan.
    What is the weather like in Seongsan?
    See average temperature, rainfall and daylight hours for Seongsan by month in the table above.
    How many sunny days does Seongsan have?
    The monthly weather statistics above show sunshine and rainfall patterns for Seongsan throughout the year.