Princeton (KY) monthly weather averages

Average daytime temperature

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

Princeton average temperature chart (Celsius) Princeton average temperature chart (Fahrenheit)
Average monthly temperatures in Princeton (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.2 7.8 14.2 20.5 25.3 29.9 31.8 31.1 27.7 21.5 14.5 7.8
°F 41.3 46.1 57.5 68.9 77.5 85.8 89.2 87.9 81.8 70.8 58 46.1

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.

Princeton monthly rainfall chart (mm) Princeton monthly rainfall chart (inches)
Average monthly rainfall in Princeton (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 100 105 128 116 122 97 107 84 88 76 115 118
inches 3.9 4.1 5.1 4.6 4.8 3.8 4.2 3.3 3.5 3 4.5 4.6
Rainy days 10 10 12 11 11 9 9 8 8 7 10 11

Average annual rainfall in Princeton: 1204.966mm (474.4 inches)

Average daily sunshine

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

Princeton average daily sunshine chart
Average daily sunshine Princeton
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.1 5.8 6.8 8.3 9.5 10.8 10.6 10.1 8.6 7.7 5.3 4.6

Day / night temperatures

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

Princeton average minimum / maximum temperatures (Celsius) Princeton average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Princeton (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -5.5 -3.5 2.2 7.6 12.2 17 19.1 18 14.2 7.1 2.7 -2.7
Max °C 5.5 8.1 14.5 20.8 25.6 30.2 32.1 31.4 28 21.9 14.8 8.1
Min °F 22.2 25.7 35.9 45.7 54 62.6 66.4 64.4 57.6 44.8 36.8 27.1
Max °F 32 36.1 46.9 57.6 66 74.5 78.1 76.5 70 58.1 47.7 36.9

Sea temperature

The graph below shows the average sea temperature.

Princeton average sea temperature chart (Celsius) Princeton average sea temperature chart (Fahrenheit)
Average sea temperature around Princeton in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.2 9.5 9.8 11.3 14.1 18.5 22.7 24.5 22.9 18.5 14.6 11.8
°F 50.3 49.1 49.6 52.3 57.4 65.2 72.9 76.1 73.2 65.3 58.2 53.3

Wind speed

The graph below shows the average wind speed.

Princeton average winspeed by month (km/h) Princeton average winspeed by month (mph)
Average wind speed in Princeton (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 16 16 17 16 14 13 11 11 11 13 15 16
mph 10 10 11 10 9 8 7 7 7 8 9 10

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.

Princeton relative humidity averages
Average relative humidity in Princeton
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 70% 66% 64% 68% 68% 71% 72% 73% 68% 70% 73%

Other monthly averages

UV index Best time to go?

Princeton weather stats

Princeton weather statistics
Hottest month: July 31.8°C 89.2°F
Driest month: October 76mm 3ins
Sunniest month: August 10.1hrs
Coldest month: January 5.2°C 41.4°F
Wettest month: March 128mm 5ins
Warmest sea: August 24.5°C 76.1°F
Map showing location of Princeton (37.10922, -87.88196) Princeton map pin © Google

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