Best year time to visit Sayville

General weather information about Sayville

Average annual temperature is 12.8 °C

Absolute maximum temperature: 31.6 °C

Absolute minimum temperature: -16.0 °C

Number of sunny days: 174 days

Number of rainy days: 188 days

Number of snow days: 3 days

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

Sayville air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.918.313.822.424.024.829.528.631.623.918.015.5
Average daytime temperature (°C)8.17.38.814.217.921.727.125.723.218.311.29.0
Average temperature (°C)5.13.75.210.914.418.524.322.720.015.07.56.0
Average night temperature (°C)2.20.11.87.910.715.621.519.917.312.04.13.2
Absolute minimum temperature (°C)-2.2-16.0-2.4-0.15.510.117.316.912.37.8-3.2-3.6

Sayville 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)9.610.711.913.314.515.014.813.812.511.19.99.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.86.77.48.512.311.711.810.78.18.27.45.6
Precipitation (mm)121501381356010714517823512249193
Sunny days8161613221181314142019
Rainy days22101517919231816171012
Snow days120000000000

Sayville - weather forecast by months

Sayville weather in januarySayville weather in februarySayville weather in marchSayville weather in aprilSayville weather in maySayville weather in juneSayville weather in julySayville weather in augustSayville weather in septemberSayville weather in octoberSayville weather in novemberSayville weather in december

Best time to visit Sayville:

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

  • May — 12.3(h)
  • June — 11.7(h)
  • July — 11.8(h)

The largest precipitation sum in Sayville is at

  • August — 178(mm)
  • September — 235(mm)
  • December — 193(mm)

    • Weather forecast in the closest to Sayville admin centers

    Weather forecast in the closest towns to Sayville

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    Frequently asked questions

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