Best year time to visit Ya-ch’on

General weather information about Ya-ch’on

Average annual temperature is 14.6 °C

Absolute maximum temperature: 33.8 °C

Absolute minimum temperature: -11.7 °C

Number of sunny days: 193 days

Number of rainy days: 169 days

Number of snow days: 3 days

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* Weather data for Ya-ch’on South Korea is based on climate observations for 2026 year

Ya-ch’on air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.613.223.525.025.729.733.033.829.923.926.419.0
Average daytime temperature (°C)6.69.615.818.021.225.527.930.026.621.414.38.9
Average temperature (°C)1.94.610.213.417.321.724.826.723.216.59.44.7
Average night temperature (°C)-2.30.65.79.514.018.822.524.120.312.15.11.2
Absolute minimum temperature (°C)-11.7-3.8-0.93.48.015.619.822.414.67.7-3.4-7.5

Ya-ch’on monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)7.67.78.87.97.68.67.09.67.48.68.17.1
Precipitation (mm)6843608726520730229525693188
Sunny days25192016149679252320
Rainy days5911141721252421679
Snow days100000000002

Ya-ch’on - weather forecast by months

Ya-ch’on weather in januaryYa-ch’on weather in februaryYa-ch’on weather in marchYa-ch’on weather in aprilYa-ch’on weather in mayYa-ch’on weather in juneYa-ch’on weather in julyYa-ch’on weather in augustYa-ch’on weather in septemberYa-ch’on weather in octoberYa-ch’on weather in novemberYa-ch’on weather in december

Best time to visit Ya-ch’on:

The largest precipitation sum in Ya-ch’on is at

  • May — 265(mm)
  • June — 207(mm)
  • July — 302(mm)
  • August — 295(mm)
  • September — 256(mm)

    • Weather forecast in the closest to Ya-ch’on admin centers

    Weather forecast in the closest towns to Ya-ch’on

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    Frequently asked questions

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