Danville (IL) monthly weather averages

Average daytime temperature

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

Danville average temperature chart (Celsius) Danville average temperature chart (Fahrenheit)
Average monthly temperatures in Danville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 0.8 3.5 10.5 17.7 23.6 28.6 30 28.8 25.6 18.9 11.1 3.3
°F 33.4 38.2 51 63.9 74.5 83.5 86 83.8 78.1 66.1 52 38

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.

Danville monthly rainfall chart (mm) Danville monthly rainfall chart (inches)
Average monthly rainfall in Danville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 52 51 80 104 109 106 114 100 80 74 81 78
inches 2.1 2 3.1 4.1 4.3 4.2 4.5 3.9 3.1 2.9 3.2 3.1
Rainy days 11 9 13 12 11 9 9 9 8 8 10 12

Average annual rainfall in Danville: 981mm (386.2 inches)

Average daily sunshine

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

Danville average daily sunshine chart
Average daily sunshine Danville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5 5.7 6.5 7.9 9.5 10.9 10.9 10 8.6 7.2 4.6 4.1

Day / night temperatures

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

Danville average minimum / maximum temperatures (Celsius) Danville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Danville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8.8 -6.7 -0.6 5 10.3 15.5 17.7 16.5 12.7 6.2 1.1 -5.4
Max °C 1 3.7 10.8 18.1 24 29 30.3 29.1 26 19.3 11.4 3.6
Min °F 16.2 19.9 30.9 40.9 50.5 59.8 63.9 61.7 54.8 43.1 33.9 22.4
Max °F 25 29.3 41.2 52.7 62.8 72 75.2 73 66.7 54.9 43.2 30.4

Sea temperature

The graph below shows the average sea temperature.

Danville average sea temperature chart (Celsius) Danville average sea temperature chart (Fahrenheit)
Average sea temperature around Danville in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.5 5.8 5.8 7 9.4 14.3 19.9 22.4 20.5 15.5 11.1 8.1
°F 43.7 42.4 42.5 44.5 49 57.7 67.8 72.3 68.9 59.9 52 46.6

Wind speed

The graph below shows the average wind speed.

Danville average winspeed by month (km/h) Danville average winspeed by month (mph)
Average wind speed in Danville (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 18 20 19 17 15 13 13 14 16 18 18
mph 12 11 12 12 10 9 8 8 9 10 11 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.

Danville relative humidity averages
Average relative humidity in Danville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 74% 70% 66% 66% 67% 71% 74% 73% 70% 74% 77%

Other monthly averages

UV index Best time to go?

Danville weather stats

Danville weather statistics
Hottest month: July 30°C 86°F
Driest month: February 51mm 2ins
Sunniest month: July 10.9hrs
Coldest month: January 0.8°C 33.4°F
Wettest month: July 114mm 4.5ins
Warmest sea: August 22.4°C 72.3°F
Map showing location of Danville (40.12448, -87.63002) Danville map pin © Google

Locations nearby

Top United States locations