Indiana (PA) monthly weather averages

Average daytime temperature

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

Indiana average temperature chart (Celsius) Indiana average temperature chart (Fahrenheit)
Average monthly temperatures in Indiana (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 0.9 2.6 8.7 15.4 21.4 26.1 28.2 27.2 23.3 16.8 10.2 3.4
°F 33.6 36.6 47.6 59.8 70.6 78.9 82.8 81 73.9 62.2 50.3 38.1

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.

Indiana monthly rainfall chart (mm) Indiana monthly rainfall chart (inches)
Average monthly rainfall in Indiana (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 83 79 99 95 106 112 121 100 92 75 90 88
inches 3.3 3.1 3.9 3.8 4.2 4.4 4.7 4 3.6 2.9 3.5 3.5
Rainy days 16 14 15 14 13 12 11 11 11 11 14 17

Average annual rainfall in Indiana: 1101.3mm (433.6 inches)

Average daily sunshine

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

Indiana average daily sunshine chart
Average daily sunshine Indiana
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.6 4.5 5.8 7 8 9.1 9.1 8.1 7 5.8 3.5 2.8

Day / night temperatures

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

Indiana average minimum / maximum temperatures (Celsius) Indiana average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Indiana (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -7.9 -7.2 -2.4 3.1 8.5 13 15.5 14.7 11 4.7 0.6 -4.8
Max °C 1.1 2.8 9 15.8 21.8 26.4 28.6 27.5 23.6 17.1 10.4 3.6
Min °F 17.8 19 27.8 37.5 47.2 55.4 59.8 58.5 51.8 40.5 33.1 23.4
Max °F 25.9 28 37.9 48.9 59.2 67.5 71.6 70 63.1 51.6 41.9 30.9

Sea temperature

The graph below shows the average sea temperature.

Indiana average sea temperature chart (Celsius) Indiana average sea temperature chart (Fahrenheit)
Average sea temperature around Indiana in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 4.1 3.1 3.2 5.4 10.4 17.3 22.3 23.3 21.1 16.2 11 6.6
°F 39.4 37.5 37.8 41.8 50.7 63.1 72.2 74 70 61.1 51.7 43.9

Wind speed

The graph below shows the average wind speed.

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

Indiana relative humidity averages
Average relative humidity in Indiana
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 69% 66% 63% 67% 70% 72% 75% 76% 72% 72% 73%

Other monthly averages

UV index Best time to go?

Indiana weather stats

Indiana weather statistics
Hottest month: July 28.2°C 82.8°F
Driest month: October 75mm 3ins
Sunniest month: July 9.1hrs
Coldest month: January 0.9°C 33.6°F
Wettest month: July 121mm 4.8ins
Warmest sea: August 23.3°C 73.9°F
Map showing location of Indiana (40.62146, -79.15253) Indiana map pin © Google

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