Best year time to visit Syosset

General weather information about Syosset

Average annual temperature is 12.5 °C

Absolute maximum temperature: 34.0 °C

Absolute minimum temperature: -17.0 °C

Number of sunny days: 169 days

Number of rainy days: 192 days

Number of snow days: 4 days

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* Weather data for Syosset United States is based on climate observations for 2026 year

Syosset air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.720.715.130.028.230.532.330.834.027.718.916.0
Average daytime temperature (°C)8.17.69.617.420.424.628.826.723.819.010.78.9
Average temperature (°C)4.43.14.911.814.819.024.022.319.514.46.35.0
Average night temperature (°C)1.1-1.00.87.49.814.820.218.416.210.82.41.8
Absolute minimum temperature (°C)-3.9-17.0-4.5-0.44.89.416.215.111.56.5-4.7-4.8

Syosset monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.610.611.913.314.515.014.813.812.511.19.99.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.76.67.38.412.210.911.610.57.57.57.35.2
Precipitation (mm)1625013612245991921362837948177
Sunny days10171414211071011162019
Rainy days21101516102024211915912
Snow days012000000010

Syosset - weather forecast by months

Syosset weather in januarySyosset weather in februarySyosset weather in marchSyosset weather in aprilSyosset weather in maySyosset weather in juneSyosset weather in julySyosset weather in augustSyosset weather in septemberSyosset weather in octoberSyosset weather in novemberSyosset weather in december

Best time to visit Syosset:

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

  • May — 12.2(h)
  • June — 10.9(h)
  • July — 11.6(h)
  • August — 10.5(h)

The largest precipitation sum in Syosset is at

  • January — 162(mm)
  • July — 192(mm)
  • September — 283(mm)
  • December — 177(mm)

    • Weather forecast in the closest to Syosset admin centers

    Weather forecast in the closest towns to Syosset

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    Frequently asked questions

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