Best year time to visit Siwea

General weather information about Siwea

Average annual temperature is 18.5 °C

Absolute maximum temperature: 25.7 °C

Absolute minimum temperature: 13.7 °C

Number of sunny days: 27 days

Number of rainy days: 338 days

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

Siwea air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)23.224.323.322.624.123.723.923.525.724.924.323.5
Average daytime temperature (°C)21.321.521.621.421.621.921.421.322.121.921.821.8
Average temperature (°C)18.318.618.418.318.718.618.418.018.418.618.618.8
Average night temperature (°C)15.616.015.915.716.416.216.316.016.216.316.316.6
Absolute minimum temperature (°C)13.714.713.913.914.113.914.715.113.715.115.515.4

Siwea 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)8.17.29.18.27.28.18.07.98.89.19.29.0
Precipitation (mm)725683275280467137263108358296287613
Sunny days000025487100
Rainy days312831302925272323303031
Snow days000000000000

Siwea - weather forecast by months

Siwea weather in januarySiwea weather in februarySiwea weather in marchSiwea weather in aprilSiwea weather in maySiwea weather in juneSiwea weather in julySiwea weather in augustSiwea weather in septemberSiwea weather in octoberSiwea weather in novemberSiwea weather in december

Best time to visit Siwea:

The largest precipitation sum in Siwea is at

  • January — 725(mm)
  • February — 683(mm)
  • December — 613(mm)

    • Weather forecast in the closest to Siwea admin centers

    Weather forecast in the closest towns to Siwea

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    Frequently asked questions

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