Tinley Park (IL) monthly weather averages

Average daytime temperature

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

Tinley Park average temperature chart (Celsius) Tinley Park average temperature chart (Fahrenheit)
Average monthly temperatures in Tinley Park (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -1.6 0.9 7.7 15 21.4 26.8 28.7 27.5 23.8 17.2 8.9 1.2
°F 29.1 33.7 45.8 58.9 70.5 80.2 83.7 81.5 74.8 62.9 48 34.2

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.

Tinley Park monthly rainfall chart (mm) Tinley Park monthly rainfall chart (inches)
Average monthly rainfall in Tinley Park (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 42 37 68 99 91 101 102 94 91 67 73 63
inches 1.7 1.5 2.7 3.9 3.6 4 4 3.7 3.6 2.6 2.9 2.5
Rainy days 11 10 13 13 11 10 10 9 9 9 11 12

Average annual rainfall in Tinley Park: 882.133mm (347.3 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Tinley Park

Tinley Park average daily sunshine chart
Average daily sunshine Tinley Park
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.9 5.4 6.5 7.8 9.7 11.1 11 9.9 8.3 6.9 4.2 3.9

Day / night temperatures

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

Tinley Park average minimum / maximum temperatures (Celsius) Tinley Park average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Tinley Park (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -10.6 -8.4 -2.1 3.6 8.9 14.3 17 16 12 5.6 -0.1 -7
Max °C -1.4 1.2 7.9 15.3 21.7 27.1 29 27.8 24.1 17.5 9.1 1.4
Min °F 12.9 17 28.2 38.4 48 57.7 62.6 60.8 53.5 42 31.8 19.4
Max °F 21.2 25.5 37.2 48.9 59.5 69.3 73.4 71.4 64.4 52.7 40.1 27

Sea temperature

The graph below shows the average sea temperature.

Tinley Park average sea temperature chart (Celsius) Tinley Park average sea temperature chart (Fahrenheit)
Average sea temperature around Tinley Park in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.4 3.6 3.5 4.5 6.9 12.5 19.3 21.8 19.7 14.3 9.4 6
°F 39.9 38.5 38.4 40.1 44.4 54.6 66.7 71.3 67.5 57.7 48.9 42.9

Wind speed

The graph below shows the average wind speed.

Tinley Park average winspeed by month (km/h) Tinley Park average winspeed by month (mph)
Average wind speed in Tinley Park (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.

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

Other monthly averages

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Tinley Park weather stats

Tinley Park weather statistics
Hottest month: July 28.7°C 83.7°F
Driest month: February 37mm 1.5ins
Sunniest month: July 11hrs
Coldest month: January -1.6°C 29.1°F
Wettest month: July 102mm 4ins
Warmest sea: August 21.8°C 71.2°F
Map showing location of Tinley Park (41.57337, -87.78449) Tinley Park map pin © Google

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