Manhattan (NY) monthly weather averages

  • Average daytime temperature

    The bar chart below shows the average monthly peak daytime temperatures at Manhattan

    Manhattan average temperature chart (Celsius) Manhattan average temperature chart (Fahrenheit)
    Average monthly temperatures in Manhattan (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 2.6 4.1 9.2 15.3 21 25.9 28.7 27.9 23.8 17.9 11.8 5.5
    °F 36.7 39.3 48.6 59.5 69.8 78.6 83.7 82.3 74.9 64.2 53.2 41.9

    Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

  • Average rainfall & rainy days

    The graph below shows the average rainfall and number of rainy days per month.

    Manhattan monthly rainfall chart (mm) Manhattan monthly rainfall chart (inches)
    Average monthly rainfall in Manhattan (mm and inches)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    mm 83 79 101 101 104 89 104 100 92 84 104 95
    inches 3.3 3.1 4 4 4.1 3.5 4.1 4 3.6 3.3 4.1 3.7
    Rainy days 10 10 11 11 11 10 9 9 8 8 10 11
  • Average daily sunshine

    The bar chart below shows the average daily sunshine hours in Manhattan

    Manhattan average daily sunshine chart
    Average daily sunshine Manhattan
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Hrs sunshine 5.9 6.6 7.7 8.4 8.9 9.4 9.3 9.2 7.9 7.4 5.6 5
  • Day / night temperatures

    The graph below shows the daily range of temperatures for each month.

    Manhattan average minimum / maximum temperatures (Celsius) Manhattan average minimum / maximum temperatures (Fahrenheit)
    Maximum and minimum daily temperatures in Manhattan (degrees centigrade and fahrenheit)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    Min °C -4 -3.1 1.2 6.3 11.8 16.9 20.1 19.7 15.6 9.7 4.9 -0.9
    Max °C 2.8 4.3 9.4 15.5 21.3 26.1 29 28.2 24.1 18.1 12 5.7
    Min °F 24.8 26.5 34.2 43.3 53.2 62.4 68.1 67.4 60 49.5 40.7 30.5
    Max °F 30.9 33.1 41.5 51.6 61.7 70.7 76.1 75 67.6 57 47.1 36.3
  • Sea temperature

    The graph below shows the average sea temperature.

    Manhattan average sea temperature chart (Celsius) Manhattan average sea temperature chart (Fahrenheit)
    Average sea temperature around Manhattan in degrees centigrade and fahrenheit
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    °C 6.8 4.9 4.8 6.9 11.2 17 21.8 22.8 20.6 16.8 12.9 9.6
    °F 44.2 40.8 40.6 44.4 52.2 62.5 71.3 73 69.1 62.3 55.2 49.2
  • Wind speed

    The graph below shows the average wind speed.

    Manhattan average winspeed by month (km/h) Manhattan average winspeed by month (mph)
    Average wind speed in Manhattan (mph and kmh)
      Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    km/h 21 22 22 21 19 18 17 17 17 18 20 21
    mph 13 14 14 13 12 11 10 10 11 11 12 13

    A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

  • Relative humidity

    The graph below shows the average relative humidity.

    Manhattan relative humidity averages
    Average relative humidity in Manhattan
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
    63% 62% 60% 59% 65% 66% 66% 68% 69% 66% 66% 65%

Other monthly averages

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Manhattan weather stats

Manhattan weather statistics
Hottest month: July 28.7°C 83.7°F
Driest month: February 79mm 3.1ins
Sunniest month: August 9.2hrs
Coldest month: January 2.6°C 36.7°F
Wettest month: July 104mm 4.1ins
Warmest sea: August 22.8°C 73°F
Map showing location of Manhattan (40.78343, -73.96625)

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