Bolingbrook (IL) monthly weather averages

Average daytime temperature

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

Bolingbrook average temperature chart (Celsius) Bolingbrook average temperature chart (Fahrenheit)
Average monthly temperatures in Bolingbrook (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2 0.6 7.5 14.9 21.3 26.7 28.6 27.4 23.6 17.2 8.8 0.9
°F 28.4 33.1 45.4 58.8 70.4 80.1 83.5 81.4 74.5 63 47.8 33.6

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.

Bolingbrook monthly rainfall chart (mm) Bolingbrook monthly rainfall chart (inches)
Average monthly rainfall in Bolingbrook (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 42 36 69 101 91 103 105 96 92 65 71 65
inches 1.7 1.4 2.7 4 3.6 4.1 4.1 3.8 3.6 2.5 2.8 2.5
Rainy days 11 9 12 12 11 10 10 9 9 9 11 12

Average annual rainfall in Bolingbrook: 889.267mm (350.1 inches)

Average daily sunshine

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

Bolingbrook average daily sunshine chart
Average daily sunshine Bolingbrook
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5 5.5 6.5 7.7 9.6 11.1 11 9.8 8.2 6.8 4.3 3.9

Day / night temperatures

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

Bolingbrook average minimum / maximum temperatures (Celsius) Bolingbrook average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Bolingbrook (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -11.2 -8.9 -2.3 3.5 8.8 14.2 16.9 15.9 11.7 5.3 -0.6 -7.5
Max °C -1.8 0.9 7.7 15.2 21.7 27 28.9 27.7 23.9 17.5 9 1.1
Min °F 11.8 16.1 27.9 38.2 47.8 57.6 62.4 60.6 53.1 41.5 30.9 18.5
Max °F 20.3 24.8 36.9 48.7 59.4 69.1 73.2 71.2 64 52.5 39.6 26.2

Sea temperature

The graph below shows the average sea temperature.

Bolingbrook average sea temperature chart (Celsius) Bolingbrook average sea temperature chart (Fahrenheit)
Average sea temperature around Bolingbrook in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.7 5 5.1 6 8.1 12.5 18.1 21.2 19.4 14.3 10 7.2
°F 42.2 41.1 41.1 42.8 46.6 54.5 64.6 70.2 66.8 57.7 50.1 45

Wind speed

The graph below shows the average wind speed.

Bolingbrook average winspeed by month (km/h) Bolingbrook average winspeed by month (mph)
Average wind speed in Bolingbrook (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 20 19 21 21 18 16 14 14 15 17 18 19
mph 12 12 13 13 11 10 9 9 9 11 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.

Bolingbrook relative humidity averages
Average relative humidity in Bolingbrook
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 73% 70% 65% 65% 66% 70% 72% 72% 70% 74% 77%

Other monthly averages

UV index Best time to go?

Bolingbrook weather stats

Bolingbrook weather statistics
Hottest month: July 28.6°C 83.5°F
Driest month: February 36mm 1.4ins
Sunniest month: July 11hrs
Coldest month: January -2°C 28.4°F
Wettest month: July 105mm 4.1ins
Warmest sea: August 21.2°C 70.2°F
Map showing location of Bolingbrook (41.69864, -88.0684) Bolingbrook map pin © Google

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