Pinckneyville (IL) monthly weather averages

Average daytime temperature

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

Pinckneyville average temperature chart (Celsius) Pinckneyville average temperature chart (Fahrenheit)
Average monthly temperatures in Pinckneyville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 3.5 6.4 12.9 19.4 24.6 29.4 31.5 30.4 26.6 20.7 13 5.9
°F 38.3 43.6 55.3 66.8 76.4 85 88.7 86.8 79.9 69.2 55.4 42.6

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.

Pinckneyville monthly rainfall chart (mm) Pinckneyville monthly rainfall chart (inches)
Average monthly rainfall in Pinckneyville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 56 67 116 99 113 90 103 87 81 77 99 93
inches 2.2 2.6 4.6 3.9 4.4 3.5 4.1 3.4 3.2 3 3.9 3.7
Rainy days 9 9 12 11 10 9 9 8 8 8 10 10

Average annual rainfall in Pinckneyville: 1028.366mm (404.9 inches)

Average daily sunshine

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

Pinckneyville average daily sunshine chart
Average daily sunshine Pinckneyville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.4 5.9 6.9 8.2 9.5 10.9 10.9 10 8.7 7.6 5.2 4.6

Day / night temperatures

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

Pinckneyville average minimum / maximum temperatures (Celsius) Pinckneyville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Pinckneyville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -6.6 -4.3 1.6 7.2 12.3 17.1 19.2 17.9 13.9 7.4 2.2 -3.5
Max °C 3.8 6.7 13.2 19.7 25 29.8 31.8 30.8 26.9 21 13.3 6.1
Min °F 20.2 24.3 34.9 44.9 54.1 62.7 66.6 64.1 57 45.3 35.9 25.7
Max °F 29.5 34.2 45.3 56.1 65.5 74.1 77.9 75.7 68.7 57.6 45.9 34.3

Sea temperature

The graph below shows the average sea temperature.

Pinckneyville average sea temperature chart (Celsius) Pinckneyville average sea temperature chart (Fahrenheit)
Average sea temperature around Pinckneyville in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10 9.5 9.9 11.3 13.6 16.5 19.9 22.8 21.3 17 13.7 11.4
°F 50 49.1 49.9 52.4 56.5 61.8 67.9 73.1 70.4 62.6 56.6 52.6

Wind speed

The graph below shows the average wind speed.

Pinckneyville average winspeed by month (km/h) Pinckneyville average winspeed by month (mph)
Average wind speed in Pinckneyville (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 18 19 18 16 14 13 12 13 14 17 18
mph 11 11 12 11 10 9 8 8 8 9 10 11

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.

Pinckneyville relative humidity averages
Average relative humidity in Pinckneyville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
72% 71% 68% 64% 67% 67% 69% 71% 72% 68% 71% 75%

Other monthly averages

UV index Best time to go?

Pinckneyville weather stats

Pinckneyville weather statistics
Hottest month: July 31.5°C 88.7°F
Driest month: January 56mm 2.2ins
Sunniest month: July 10.9hrs
Coldest month: January 3.5°C 38.3°F
Wettest month: March 116mm 4.6ins
Warmest sea: August 22.8°C 73°F
Map showing location of Pinckneyville (38.08033, -89.38203) Pinckneyville map pin © Google

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