Robinson (IL) monthly weather averages

Average daytime temperature

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

Robinson average temperature chart (Celsius) Robinson average temperature chart (Fahrenheit)
Average monthly temperatures in Robinson (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.7 4.4 11.2 18.2 23.8 28.9 30.6 29.4 26 19.5 11.6 4.4
°F 35.1 39.9 52.2 64.7 74.8 83.9 87.1 84.9 78.8 67.1 53 39.9

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.

Robinson monthly rainfall chart (mm) Robinson monthly rainfall chart (inches)
Average monthly rainfall in Robinson (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 64 64 99 100 112 94 111 86 83 70 95 83
inches 2.5 2.5 3.9 3.9 4.4 3.7 4.4 3.4 3.3 2.8 3.7 3.3
Rainy days 10 9 12 12 11 9 9 8 8 8 10 11

Average annual rainfall in Robinson: 1012.333mm (398.6 inches)

Average daily sunshine

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

Robinson average daily sunshine chart
Average daily sunshine Robinson
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 5.8 6.6 8 9.6 11 10.9 10.1 8.8 7.5 4.9 4.3

Day / night temperatures

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

Robinson average minimum / maximum temperatures (Celsius) Robinson average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Robinson (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8.2 -6.1 0.3 6.4 11.7 16.7 18.7 17.6 13.1 6.8 1.3 -4.6
Max °C 2 4.7 11.5 18.5 24.1 29.2 30.9 29.7 26.3 19.8 11.9 4.6
Min °F 17.3 21.1 32.5 43.4 53.1 62 65.7 63.6 55.6 44.2 34.3 23.7
Max °F 26.4 30.7 42.6 54.3 64.2 73.2 76.6 74.5 67.5 55.9 43.9 32

Sea temperature

The graph below shows the average sea temperature.

Robinson average sea temperature chart (Celsius) Robinson average sea temperature chart (Fahrenheit)
Average sea temperature around Robinson in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.9 7.2 7.3 8.6 11.2 15.8 20.8 23.1 21.3 16.6 12.4 9.5
°F 46.2 44.9 45.2 47.5 52.1 60.4 69.5 73.6 70.4 61.8 54.3 49.1

Wind speed

The graph below shows the average wind speed.

Robinson average winspeed by month (km/h) Robinson average winspeed by month (mph)
Average wind speed in Robinson (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 18 19 18 16 14 12 12 13 14 17 17
mph 11 11 12 11 10 9 7 7 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.

Robinson relative humidity averages
Average relative humidity in Robinson
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 73% 69% 65% 67% 67% 71% 73% 73% 70% 73% 76%

Other monthly averages

UV index Best time to go?

Robinson weather stats

Robinson weather statistics
Hottest month: July 30.6°C 87.1°F
Driest month: February 64mm 2.5ins
Sunniest month: July 10.9hrs
Coldest month: January 1.7°C 35.1°F
Wettest month: May 112mm 4.4ins
Warmest sea: August 23.1°C 73.6°F
Map showing location of Robinson (39.00532, -87.73919) Robinson map pin © Google

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