Best year time to visit Union Square

General weather information about Union Square

Average annual temperature is 13.2 °C

Absolute maximum temperature: 35.9 °C

Absolute minimum temperature: -15.9 °C

Number of sunny days: 170 days

Number of rainy days: 192 days

Number of snow days: 3 days

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

Union Square air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.119.115.831.130.331.034.731.435.928.120.417.0
Average daytime temperature (°C)8.98.510.618.621.625.930.528.125.120.011.89.5
Average temperature (°C)4.93.55.412.915.920.225.023.220.214.76.75.2
Average night temperature (°C)1.4-0.80.88.110.315.520.519.016.310.62.41.7
Absolute minimum temperature (°C)-3.7-15.9-3.70.15.010.316.815.69.65.0-4.2-5.2

Union Square 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)9.610.711.913.314.415.014.813.812.511.19.99.3
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.56.67.48.712.110.311.710.47.87.77.55.1
Precipitation (mm)13752119142471061529224510165226
Sunny days1418121318971214181817
Rainy days17818171321241916131214
Snow days021000000000

Union Square - weather forecast by months

Union Square weather in januaryUnion Square weather in februaryUnion Square weather in marchUnion Square weather in aprilUnion Square weather in mayUnion Square weather in juneUnion Square weather in julyUnion Square weather in augustUnion Square weather in septemberUnion Square weather in octoberUnion Square weather in novemberUnion Square weather in december

Best time to visit Union Square:

The best time to visit Union Square during the most sunny months:

  • May — 12.1(h)
  • July — 11.7(h)
  • August — 10.4(h)

The largest precipitation sum in Union Square is at

  • September — 245(mm)
  • December — 226(mm)

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    Frequently asked questions

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