Weather in Siem in May

General weather information about Siem

Average annual temperature is 27.3 °C

Absolute maximum temperature: 36.4 °C

Absolute minimum temperature: 21.4 °C

Number of sunny days: 56 days

Number of rainy days: 309 days

Look at detailed online map of Siem

* Weather data for Siem Indonesia is based on climate observations for 2026 year

Siem air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)29.931.031.532.534.435.436.435.834.533.231.030.9
Average daytime temperature (°C)28.929.130.131.031.733.033.432.331.830.029.429.5
Average temperature (°C)25.626.126.627.628.329.029.028.427.926.626.126.4
Average night temperature (°C)23.123.523.724.625.525.525.425.224.823.923.724.1
Absolute minimum temperature (°C)21.423.022.623.124.023.623.123.923.122.422.623.3

Siem monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.012.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.811.912.112.212.412.412.412.312.112.011.911.8
Daylight minimum duration (h)11.011.012.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.09.610.110.29.89.99.49.38.48.37.68.1
Precipitation (mm)205961077999395888108230255200
Sunny days10148141692001
Rainy days302830262316152228313030
Snow days000000000000

Best time to visit Siem:

The largest precipitation sum in Siem is at

  • January — 205(mm)
  • October — 230(mm)
  • November — 255(mm)
  • December — 200(mm)
  • Frequently asked questions

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