Weather in Siwan in August

General weather information about Siwan

Average annual temperature is 16.5 °C

Absolute maximum temperature: 38.3 °C

Absolute minimum temperature: -6.2 °C

Number of sunny days: 214 days

Number of rainy days: 147 days

Number of snow days: 4 days

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* Weather data for Siwan China is based on climate observations for 2026 year

Siwan air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.520.628.731.835.836.037.238.332.326.627.420.5
Average daytime temperature (°C)10.411.319.723.526.229.933.632.226.822.615.810.0
Average temperature (°C)4.06.313.217.721.224.828.227.422.717.310.54.3
Average night temperature (°C)-1.21.76.912.216.720.023.723.019.312.95.6-0.4
Absolute minimum temperature (°C)-5.8-3.41.45.610.914.820.018.215.48.2-2.1-6.2

Siwan monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.211.012.013.013.914.314.113.412.411.410.510.0
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)7.75.27.67.56.07.99.89.56.17.15.96.9
Precipitation (mm)4232753104109122181169933223
Sunny days291423171317141411192122
Rainy days11281318131717191298
Snow days120000000001

Siwan - weather forecast by months

Siwan weather in januarySiwan weather in februarySiwan weather in marchSiwan weather in aprilSiwan weather in maySiwan weather in juneSiwan weather in julySiwan weather in augustSiwan weather in septemberSiwan weather in octoberSiwan weather in novemberSiwan weather in december

Best time to visit Siwan:

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

  • July — 9.8(h)
  • August — 9.5(h)

The largest precipitation sum in Siwan is at

  • May — 104(mm)
  • June — 109(mm)
  • July — 122(mm)
  • August — 181(mm)
  • September — 169(mm)

    • Weather forecast in the closest to Siwan admin centers

    Weather forecast in the closest towns to Siwan

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    Frequently asked questions

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