Best year time to visit Posan

General weather information about Posan

Average annual temperature is 14.6 °C

Absolute maximum temperature: 32.3 °C

Absolute minimum temperature: -9.9 °C

Number of sunny days: 157 days

Number of rainy days: 200 days

Number of snow days: 8 days

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

Posan air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.212.218.520.923.526.229.732.329.522.723.618.5
Average daytime temperature (°C)5.96.612.916.119.623.726.829.226.220.313.78.6
Average temperature (°C)3.13.58.812.516.720.924.626.423.517.210.96.2
Average night temperature (°C)-0.11.05.79.614.218.823.024.021.014.47.63.3
Absolute minimum temperature (°C)-9.9-3.0-0.44.78.915.820.421.215.310.40.2-6.6

Posan monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.110.912.013.114.014.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.47.28.47.77.58.36.710.48.58.46.34.9
Precipitation (mm)394545116254154377168144259573
Sunny days161722141413437191513
Rainy days11119161717272823121514
Snow days400000000004

Posan - weather forecast by months

Posan weather in januaryPosan weather in februaryPosan weather in marchPosan weather in aprilPosan weather in mayPosan weather in junePosan weather in julyPosan weather in augustPosan weather in septemberPosan weather in octoberPosan weather in novemberPosan weather in december

Best time to visit Posan:

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

  • August — 10.4(h)

The largest precipitation sum in Posan is at

  • May — 254(mm)
  • July — 377(mm)
  • August — 168(mm)

    • Weather forecast in the closest to Posan admin centers

    Weather forecast in the closest towns to Posan

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    Frequently asked questions

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