Monroeville (PA) monthly weather averages

Average daytime temperature

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

Monroeville average temperature chart (Celsius) Monroeville average temperature chart (Fahrenheit)
Average monthly temperatures in Monroeville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 1.5 3.1 9.6 15.9 21.7 26.3 28.2 27.4 23.7 17.3 10.8 4.2
°F 34.7 37.6 49.3 60.6 71 79.3 82.8 81.2 74.7 63.1 51.4 39.5

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.

Monroeville monthly rainfall chart (mm) Monroeville monthly rainfall chart (inches)
Average monthly rainfall in Monroeville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 70 67 92 90 101 104 111 92 84 68 82 79
inches 2.8 2.6 3.6 3.6 4 4.1 4.4 3.6 3.3 2.7 3.2 3.1
Rainy days 17 14 15 14 13 12 11 10 10 11 14 17

Average annual rainfall in Monroeville: 1000.267mm (393.8 inches)

Average daily sunshine

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

Monroeville average daily sunshine chart
Average daily sunshine Monroeville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 3.3 4.3 5.5 6.7 7.7 8.7 8.7 7.8 6.9 5.8 3.4 2.5

Day / night temperatures

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

Monroeville average minimum / maximum temperatures (Celsius) Monroeville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Monroeville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -7.8 -7 -1.9 3.2 8.6 13.4 15.9 15.2 11.4 5 0.8 -4.4
Max °C 1.8 3.4 9.9 16.2 22 26.6 28.6 27.7 24 17.6 11 4.4
Min °F 18.1 19.5 28.6 37.8 47.5 56.1 60.5 59.3 52.5 41 33.4 24.1
Max °F 26.6 28.8 39.2 49.5 59.5 68 72 70.5 63.9 52.3 42.6 32

Sea temperature

The graph below shows the average sea temperature.

Monroeville average sea temperature chart (Celsius) Monroeville average sea temperature chart (Fahrenheit)
Average sea temperature around Monroeville 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.

Monroeville average winspeed by month (km/h) Monroeville average winspeed by month (mph)
Average wind speed in Monroeville (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 17 17 17 15 13 12 11 12 14 16 17
mph 11 11 11 11 9 8 7 7 7 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.

Monroeville relative humidity averages
Average relative humidity in Monroeville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 69% 66% 62% 65% 69% 71% 73% 74% 70% 71% 73%

Other monthly averages

UV index Best time to go?

Monroeville weather stats

Monroeville weather statistics
Hottest month: July 28.2°C 82.8°F
Driest month: February 67mm 2.6ins
Sunniest month: July 8.7hrs
Coldest month: January 1.5°C 34.7°F
Wettest month: July 111mm 4.4ins
Warmest sea: August 23.3°C 73.9°F
Map showing location of Monroeville (40.42118, -79.7881) Monroeville map pin © Google

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