Best year time to visit Iosiko

General weather information about Iosiko

Average annual temperature is 25.7 °C

Absolute maximum temperature: 34.9 °C

Absolute minimum temperature: 20.8 °C

Number of sunny days: 8 days

Number of rainy days: 357 days

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* Weather data for Iosiko Papua New Guinea is based on climate observations for 2026 year

Iosiko air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)34.934.233.232.432.832.332.830.332.732.633.433.8
Average daytime temperature (°C)31.831.231.230.228.828.728.628.028.029.631.132.2
Average temperature (°C)27.026.626.325.825.225.325.024.424.525.226.327.2
Average night temperature (°C)24.123.823.423.423.323.323.022.222.622.923.624.2
Absolute minimum temperature (°C)22.822.722.422.722.122.321.620.820.821.722.423.3

Iosiko monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)12.012.012.012.011.011.011.011.012.012.012.012.0
Daylight mean duration (h)12.512.312.111.911.811.711.711.912.112.312.412.5
Daylight minimum duration (h)12.012.012.011.011.011.011.011.011.012.012.012.0
Sunshine mean duration (h)9.18.28.47.65.46.26.97.65.47.59.310.0
Precipitation (mm)360400315377618358225112238477209297
Sunny days301000100111
Rainy days282830303130303130302930
Snow days000000000000

Iosiko - weather forecast by months

Iosiko weather in januaryIosiko weather in februaryIosiko weather in marchIosiko weather in aprilIosiko weather in mayIosiko weather in juneIosiko weather in julyIosiko weather in augustIosiko weather in septemberIosiko weather in octoberIosiko weather in novemberIosiko weather in december

Best time to visit Iosiko:

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

  • December — 10.0(h)

The largest precipitation sum in Iosiko is at

  • May — 618(mm)
  • October — 477(mm)

    • Weather forecast in the closest to Iosiko admin centers

    Weather forecast in the closest towns to Iosiko

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    Frequently asked questions

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