East Moriches (NY) monthly weather averages

Average daytime temperature

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

East Moriches average temperature chart (Celsius) East Moriches average temperature chart (Fahrenheit)
Average monthly temperatures in East Moriches (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.2 3.8 8.4 13.7 19.1 24.1 27 26.5 23.2 17.7 12.1 6.1
°F 37.7 38.8 47.2 56.7 66.3 75.3 80.7 79.8 73.7 63.8 53.8 42.9

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.

East Moriches monthly rainfall chart (mm) East Moriches monthly rainfall chart (inches)
Average monthly rainfall in East Moriches (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 94 90 111 95 88 67 82 110 87 85 106 112
inches 3.7 3.6 4.4 3.7 3.5 2.6 3.2 4.3 3.4 3.4 4.2 4.4
Rainy days 10 10 11 10 11 10 9 9 8 7 10 11

Average annual rainfall in East Moriches: 1093.2mm (430.4 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in East Moriches

East Moriches average daily sunshine chart
Average daily sunshine East Moriches
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.2 7 8 8.6 9.1 9.6 9.4 9 8.1 7.5 5.7 5.2

Day / night temperatures

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

East Moriches average minimum / maximum temperatures (Celsius) East Moriches average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in East Moriches (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.8 -4.2 -0.3 4.1 9.3 14.5 18 17.7 13.8 8.1 3.3 -1.7
Max °C 3.4 4 8.7 14 19.3 24.3 27.3 26.8 23.4 17.9 12.3 6.3
Min °F 23.5 24.4 31.6 39.3 48.7 58.1 64.3 63.8 56.8 46.6 37.9 29
Max °F 30.7 31.8 39.6 48.2 57.7 66.9 72.7 72 65.5 55.4 46 36.1

Sea temperature

The graph below shows the average sea temperature.

East Moriches average sea temperature chart (Celsius) East Moriches average sea temperature chart (Fahrenheit)
Average sea temperature around East Moriches in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7 5.1 5 7 11.2 16.6 21.4 22.4 20.4 16.8 13 9.8
°F 44.6 41.2 41 44.6 52.1 61.9 70.5 72.4 68.8 62.2 55.4 49.7

Wind speed

The graph below shows the average wind speed.

East Moriches average winspeed by month (km/h) East Moriches average winspeed by month (mph)
Average wind speed in East Moriches (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 21 21 20 18 17 16 16 16 17 19 19
mph 13 13 13 13 11 10 10 10 10 11 12 12

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.

East Moriches relative humidity averages
Average relative humidity in East Moriches
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
68% 67% 65% 64% 70% 73% 74% 76% 76% 72% 71% 68%