Best year time to visit Siallup

General weather information about Siallup

Average annual temperature is 19.3 °C

Absolute maximum temperature: 34.3 °C

Absolute minimum temperature: 5.0 °C

Number of sunny days: 130 days

Number of rainy days: 235 days

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* Weather data for Siallup Myanmar is based on climate observations for 2026 year

Siallup air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)23.027.228.834.034.331.228.427.627.224.823.821.0
Average daytime temperature (°C)19.623.625.429.528.627.225.825.024.322.320.417.9
Average temperature (°C)13.616.718.622.122.422.222.021.621.219.216.814.4
Average night temperature (°C)8.510.512.515.317.018.619.019.018.716.113.411.5
Absolute minimum temperature (°C)5.07.710.210.613.716.318.117.317.313.210.69.6

Siallup monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.013.013.013.013.013.012.011.011.010.0
Daylight mean duration (h)10.911.412.012.713.313.613.412.912.311.611.010.7
Daylight minimum duration (h)10.011.011.012.013.013.013.012.011.011.010.010.0
Sunshine mean duration (h)9.910.19.711.210.69.78.97.28.28.88.88.3
Precipitation (mm)00586221439540145332319812360
Sunny days3028161910000021213
Rainy days1015112130313130291818
Snow days000000000000

Siallup - weather forecast by months

Siallup weather in januarySiallup weather in februarySiallup weather in marchSiallup weather in aprilSiallup weather in maySiallup weather in juneSiallup weather in julySiallup weather in augustSiallup weather in septemberSiallup weather in octoberSiallup weather in novemberSiallup weather in december

Best time to visit Siallup:

The largest precipitation sum in Siallup is at

  • June — 395(mm)
  • July — 401(mm)
  • August — 453(mm)
  • September — 323(mm)

    • Weather forecast in the closest to Siallup admin centers

    Weather forecast in the closest towns to Siallup

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    Frequently asked questions

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