Palatine (IL) monthly weather averages

Average daytime temperature

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

Palatine average temperature chart (Celsius) Palatine average temperature chart (Fahrenheit)
Average monthly temperatures in Palatine (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2.3 0.2 6.9 14.1 20.7 26.2 28.3 27.2 23.1 16.8 8.5 0.6
°F 27.8 32.4 44.4 57.4 69.3 79.2 82.9 80.9 73.6 62.2 47.3 33.2

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.

Palatine monthly rainfall chart (mm) Palatine monthly rainfall chart (inches)
Average monthly rainfall in Palatine (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 43 36 69 100 86 101 104 97 92 64 69 64
inches 1.7 1.4 2.7 3.9 3.4 4 4.1 3.8 3.6 2.5 2.7 2.5
Rainy days 11 9 12 13 11 10 10 10 10 9 11 12

Average annual rainfall in Palatine: 877.8mm (345.6 inches)

Average daily sunshine

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

Palatine average daily sunshine chart
Average daily sunshine Palatine
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.9 5.5 6.5 7.7 9.6 11 11 9.8 8.1 6.7 4.2 3.9

Day / night temperatures

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

Palatine average minimum / maximum temperatures (Celsius) Palatine average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Palatine (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -11.5 -9.1 -2.7 3 8.4 13.9 16.9 16 11.6 5.4 -0.8 -7.9
Max °C -2.1 0.5 7.1 14.4 21.1 26.5 28.6 27.5 23.4 17.1 8.8 0.9
Min °F 11.3 15.7 27.1 37.4 47 57 62.3 60.7 52.9 41.6 30.7 17.9
Max °F 19.8 24.3 36 47.7 58.5 68.4 72.9 71.1 63.5 52.2 39.2 25.7

Sea temperature

The graph below shows the average sea temperature.

Palatine average sea temperature chart (Celsius) Palatine average sea temperature chart (Fahrenheit)
Average sea temperature around Palatine in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.3 3.6 3.5 4.3 6.5 11.7 18.2 21.2 19.2 13.8 9.1 5.9
°F 39.8 38.5 38.3 39.8 43.7 53.1 64.8 70.2 66.5 56.8 48.4 42.6

Wind speed

The graph below shows the average wind speed.

Palatine average winspeed by month (km/h) Palatine average winspeed by month (mph)
Average wind speed in Palatine (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 16 17 19 19
mph 12 12 13 13 11 10 9 9 10 11 12 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.

Palatine relative humidity averages
Average relative humidity in Palatine
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 72% 70% 66% 65% 67% 70% 72% 72% 70% 74% 77%

Other monthly averages

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Palatine weather stats

Palatine weather statistics
Hottest month: July 28.3°C 82.9°F
Driest month: February 36mm 1.4ins
Sunniest month: July 11hrs
Coldest month: January -2.3°C 27.9°F
Wettest month: July 104mm 4.1ins
Warmest sea: August 21.2°C 70.2°F
Map showing location of Palatine (42.1103, -88.03424) Palatine map pin © Google

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