Pittsburgh Weather History (PA)

Summary
  Temp.
(ºF)
Relative Humidity
(Percentage)
Extreme Temp.
(Days Per Month)
Rain
(Inches)
Cloudiness
(Days Per Month)
  Average A.M. P.M. Below
32º
Above
90º
Average Clear Partly
Cloudy
Cloudy
January 26.1 77% 66% 27 0 2.5 3 6 22
February 28.7 76% 62% 24 0 2.4 3 6 19
March 39.4 76% 57% 19 0 3.4 4 7 20
April 49.6 73% 50% 8 0 3.2 4 8 17
May 59.5 77% 52% 1 N/A 3.6 5 9 17
June 67.9 80% 53% 0 2 3.7 5 12 13
July 72.1 83% 54% 0 4 3.8 5 13 13
August 70.5 86% 56% 0 2 3.2 7 12 13
September 63.9 86% 57% 0 1 3.0 7 10 13
October 52.4 82% 54% 4 0 2.4 8 9 14
November 42.3 79% 62% 14 0 2.9 4 6 20
December 31.5 78% 67% 24 0 2.9 3 6 23
Annual 50.3 79% 57% 121 8 36.9 59 103 203


Average Temperature (ºF)
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
26.1 28.7 39.4 49.6 59.5 67.9 72.1 70.5 63.9 52.4 42.3 31.5

Relative Humidity (Percentage)
Morning
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
77% 76% 76% 73% 77% 80% 83% 86% 86% 82% 79% 78%
Afternoon
66% 62% 57% 50% 52% 53% 54% 56% 57% 54% 62% 67%

Rain (Inches)
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
2.5 2.4 3.4 3.2 3.6 3.7 3.8 3.2 3.0 2.4 2.9 2.9

Cloudiness (Days Per Month)
  January February March
Clear 3 Days 3 Days 4 Days
Partly Cloudy 6 Days 6 Days 7 Days
Cloudy 22 Days 20 Days 20 Days
  April May June
Clear 4 Days 5 Days 5 Days
Partly Cloudy 8 Days 9 Days 12 Days
Cloudy 17 Days 17 Days 13 Days
  July August September
Clear 5 Days 7 Days 7 Days
Partly Cloudy 13 Days 12 Days 10 Days
Cloudy 13 Days 13 Days 13 Days
  October November December
Clear 8 Days 4 Days 3 Days
Partly Cloudy 9 Days 6 Days 6 Days
Cloudy 14 Days 20 Days 23 Days
  Clear Partly Cloudy Cloudy
 
Days Per Year 59 103 203


View Average Temperatures for all Cities Weather History by City and State
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