Belleville (NJ) monthly weather averages

Contents

Average daytime temperature

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

Belleville average temperature chart (Celsius) Belleville average temperature chart (Fahrenheit)
Average monthly temperatures in Belleville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.5 4.1 9.6 15.8 21.7 26.6 29.4 28.5 24.3 18.3 12 5.4
°F 36.5 39.3 49.3 60.4 71.1 79.9 84.9 83.3 75.7 64.9 53.5 41.7

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.

Belleville monthly rainfall chart (mm) Belleville monthly rainfall chart (inches)
Average monthly rainfall in Belleville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 86 79 102 102 107 87 111 103 96 84 105 93
inches 3.4 3.1 4 4 4.2 3.4 4.4 4.1 3.8 3.3 4.1 3.7
Rainy days 10 10 11 10 11 10 10 9 8 8 10 11

Average annual rainfall in Belleville: 1121.167mm (441.4 inches)

Average daily sunshine

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

Belleville average daily sunshine chart
Average daily sunshine Belleville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.8 6.4 7.5 8.2 8.8 9.3 9.4 9.2 7.8 7.3 5.5 5

Day / night temperatures

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

Belleville average minimum / maximum temperatures (Celsius) Belleville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Belleville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -4.9 -3.9 0.8 5.8 11.5 16.6 19.6 19.1 14.9 8.7 3.9 -1.8
Max °C 2.7 4.3 9.9 16 22 26.9 29.6 28.8 24.5 18.5 12.2 5.6
Min °F 23.2 25.1 33.4 42.4 52.6 61.8 67.3 66.3 58.8 47.7 38.9 28.9
Max °F 30 32.4 41.5 51.6 62.1 71.1 76.3 75 67.5 56.5 46.4 35.4

Sea temperature

The graph below shows the average sea temperature.

Belleville average sea temperature chart (Celsius) Belleville average sea temperature chart (Fahrenheit)
Average sea temperature around Belleville 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.

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

Belleville relative humidity averages
Average relative humidity in Belleville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
64% 62% 60% 58% 64% 65% 65% 67% 69% 66% 66% 66%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Belleville weather stats

Belleville weather statistics
Hottest month: July 29.4°C 84.9°F
Driest month: February 79mm 3.1ins
Sunniest month: August 9.2hrs
Coldest month: January 2.5°C 36.5°F
Wettest month: July 111mm 4.4ins
Warmest sea: August 23.1°C 73.6°F
Map showing location of Belleville (40.79371, -74.15014) Belleville map pin © Google

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