Edison (NJ) monthly weather averages

Average daytime temperature

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

Edison average temperature chart (Celsius) Edison average temperature chart (Fahrenheit)
Average monthly temperatures in Edison (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.6 4.5 10.1 16.3 22.3 27 29.6 28.6 24.7 18.7 11.9 5.1
°F 36.7 40 50.2 61.3 72.1 80.6 85.2 83.5 76.5 65.6 53.4 41.3

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.

Edison monthly rainfall chart (mm) Edison monthly rainfall chart (inches)
Average monthly rainfall in Edison (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 90 79 104 103 112 93 129 118 107 92 106 99
inches 3.5 3.1 4.1 4 4.4 3.7 5.1 4.6 4.2 3.6 4.2 3.9
Rainy days 10 10 11 11 11 10 10 9 8 8 11 11

Average annual rainfall in Edison: 1197.366mm (471.4 inches)

Average daily sunshine

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

Edison average daily sunshine chart
Average daily sunshine Edison
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.7 6.4 7.3 8.1 8.7 9.3 9.4 9.1 7.8 7.2 5.4 4.9

Day / night temperatures

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

Edison average minimum / maximum temperatures (Celsius) Edison average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Edison (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -6.2 -5.1 -0.6 4.3 9.8 14.7 17.6 16.9 12.8 6.5 2.1 -3.2
Max °C 2.8 4.7 10.4 16.6 22.6 27.3 29.9 28.9 25 19 12.2 5.4
Min °F 20.8 22.8 30.9 39.7 49.6 58.5 63.6 62.4 55 43.6 35.7 26.3
Max °F 28.9 31.6 40.8 50.7 61.2 69.8 74.7 73.2 66 54.9 44.8 34

Sea temperature

The graph below shows the average sea temperature.

Edison average sea temperature chart (Celsius) Edison average sea temperature chart (Fahrenheit)
Average sea temperature around Edison in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.6 3.7 3.9 6.4 11 16.9 21.9 23.1 21 16.9 12.4 8.6
°F 42.1 38.7 39 43.5 51.8 62.4 71.4 73.6 69.8 62.4 54.3 47.5

Wind speed

The graph below shows the average wind speed.

Edison average winspeed by month (km/h) Edison average winspeed by month (mph)
Average wind speed in Edison (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 20 21 20 18 16 15 15 16 16 18 19
mph 12 12 13 12 11 10 9 9 10 10 11 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.

Edison relative humidity averages
Average relative humidity in Edison
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
66% 64% 61% 59% 64% 66% 66% 68% 70% 68% 68% 68%

Other monthly averages

UV index Best time to go?

Edison weather stats

Edison weather statistics
Hottest month: July 29.6°C 85.3°F
Driest month: February 79mm 3.1ins
Sunniest month: August 9.1hrs
Coldest month: January 2.6°C 36.7°F
Wettest month: July 129mm 5.1ins
Warmest sea: August 23.1°C 73.6°F
Map showing location of Edison (40.51872, -74.4121) Edison map pin © Google

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