Thermograph

Pittsburgh, Pennsylvania, United States climate

Average temperatures, precipitation and all-time records for Pittsburgh, Pennsylvania, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 84°F, and its coldest is January, with an average low of 22°F.

Pittsburgh is a city in Allegheny County, Pennsylvania, United States, and its county seat. via Wikipedia

How today compares

Latest recorded day: 2026-09-05. Each reading placed on Pittsburgh, Pennsylvania, United States's own ±7-day seasonal distribution.

High 76°F Below Normal · 36th pct
Low 69°F Very High · 91st pct
Feels-like 83°F Above Normal · 62nd pct
Humidity 17.7 g/m³ High · 88th pct
Wind 5 mph Very Low · 9th pct
Gust 12 mph Low · 12th pct
Precip 0.02 in Brisk · 39th pct

Open Pittsburgh in the live weather grader →

Pittsburgh average temperatures by month

Typical daily high and low, and average precipitation, for each month in Pittsburgh, Pennsylvania, United States, based on 1980–2026 records. The wettest month is April (0.20 in on an average day).

MonthAvg highAvg lowAvg precip
January 36°F 22°F 0.10 in
February 41°F 25°F 0.10 in
March 50°F 32°F 0.10 in
April 62°F 43°F 0.20 in
May 71°F 51°F 0.20 in
June 79°F 61°F 0.20 in
July 84°F 65°F 0.20 in
August 81°F 63°F 0.10 in
September 76°F 57°F 0.10 in
October 63°F 46°F 0.10 in
November 51°F 36°F 0.10 in
December 40°F 28°F 0.10 in

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

  • Hottest day on record: 101°F on 1988-07-16
  • Coldest day on record: -20°F on 1994-01-19

All Pittsburgh weather records →

Percentiles compare each day to Pittsburgh, Pennsylvania, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →