Best year time to visit Sien

General weather information about Sien

Average annual temperature is 11.6 °C

Absolute maximum temperature: 33.7 °C

Absolute minimum temperature: -5.9 °C

Number of sunny days: 119 days

Number of rainy days: 238 days

Number of snow days: 8 days

Look at detailed online map of Sien

* Weather data for Sien Germany is based on climate observations for 2026 year

Sien air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.715.015.719.224.030.133.731.030.125.014.410.9
Average daytime temperature (°C)6.07.710.412.518.625.624.323.524.016.89.06.9
Average temperature (°C)4.14.26.68.313.920.219.618.918.212.86.74.9
Average night temperature (°C)2.21.22.93.98.814.414.714.613.08.84.42.9
Absolute minimum temperature (°C)-4.4-5.2-2.3-2.53.59.59.510.37.01.6-3.9-5.9

Sien monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.710.111.913.815.416.215.814.412.610.89.18.2
Daylight minimum duration (h)8.09.010.012.014.016.015.013.011.09.08.08.0
Sunshine mean duration (h)2.65.76.08.011.513.710.99.710.46.13.01.8
Precipitation (mm)841991584414791093110711564
Sunny days51377131987181228
Rainy days191424231811232412192823
Snow days710000000000

Sien - weather forecast by months

Sien weather in januarySien weather in februarySien weather in marchSien weather in aprilSien weather in maySien weather in juneSien weather in julySien weather in augustSien weather in septemberSien weather in octoberSien weather in novemberSien weather in december

Best time to visit Sien:

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

  • May — 11.5(h)
  • June — 13.7(h)
  • July — 10.9(h)
  • August — 9.7(h)
  • September — 10.4(h)

Months with the longest average daylight duration in Sien:

  • May — 15.4(h)
  • June — 16.2(h)
  • July — 15.8(h)

The largest precipitation sum in Sien is at

  • March — 91(mm)
  • August — 109(mm)
  • October — 107(mm)
  • November — 115(mm)

    • Weather forecast in the closest to Sien admin centers

    Weather forecast in the closest towns to Sien

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    Frequently asked questions

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