Best year time to visit Siu

General weather information about Siu

Average annual temperature is 18.6 °C

Absolute maximum temperature: 27.1 °C

Absolute minimum temperature: 12.6 °C

Number of sunny days: 12 days

Number of rainy days: 353 days

Look at detailed online map of Siu

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

Siu air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)25.927.125.624.325.823.623.422.624.224.124.925.1
Average daytime temperature (°C)23.423.623.722.922.521.620.720.320.622.722.723.5
Average temperature (°C)19.419.719.319.019.018.217.617.117.318.418.719.4
Average night temperature (°C)16.517.016.116.216.715.815.515.115.215.716.016.5
Absolute minimum temperature (°C)15.114.413.515.215.413.213.812.612.613.114.214.3

Siu 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)12.412.312.112.011.811.811.811.912.112.212.412.5
Daylight minimum duration (h)12.012.012.011.011.011.011.011.011.012.012.012.0
Sunshine mean duration (h)7.57.08.77.66.66.86.26.47.18.48.98.8
Precipitation (mm)339326319622468172373276512362481574
Sunny days001012131201
Rainy days312830303028302829293030
Snow days000000000000

Siu - weather forecast by months

Siu weather in januarySiu weather in februarySiu weather in marchSiu weather in aprilSiu weather in maySiu weather in juneSiu weather in julySiu weather in augustSiu weather in septemberSiu weather in octoberSiu weather in novemberSiu weather in december

Best time to visit Siu:

The largest precipitation sum in Siu is at

  • April — 622(mm)
  • September — 512(mm)
  • December — 574(mm)

    • Weather forecast in the closest to Siu admin centers

    Weather forecast in the closest towns to Siu

    Explore Siu

    See also
    MapTrains schedule
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    Frequently asked questions

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