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April Weather in Pittsburgh. Pennsylvania, United States. Daily high temperatures increase by 11°F, from 58°F to 68°F, rarely falling below 42°F or exceeding 81°F. Daily low temperatures increase by 9°F, from 39°F to 49°F, rarely falling below 27°F or exceeding 60°F. For reference, on July 19, the hottest day of the year, temperatures ...
March Weather in Pittsburgh. Pennsylvania, United States. Daily high temperatures increase by 12°F, from 46°F to 57°F, rarely falling below 31°F or exceeding 74°F. Daily low temperatures increase by 9°F, from 30°F to 39°F, rarely falling below 15°F or exceeding 53°F. For reference, on July 19, the hottest day of the year, temperatures ...
The average temperature is of 5.9 °C (43 °F), with a minimum of 1.3 °C (34.3 °F) and a maximum of 10.5 °C (50.9 °F). On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -7 °C (20 °F). However, it dropped to -11.7 °C (10.9 °F) in November 1991.
Get the monthly weather forecast for Pittsburgh, PA, including daily high/low, historical averages, to help you plan ahead.
Autumn weather in Pittsburgh. Autumn sees a gradual drop in temperatures in Pittsburgh, with high temperatures falling from 75.7°F (24.3°C) in September to 49.1°F (9.5°C) in November. Similarly, low temperatures drop from 55.9°F (13.3°C) to 34.2°F (1.2°C). Rainfall during this period decreases moderately from 2.13" (54mm) to 1.54" (39mm).
In Pittsburgh the weather in September is generally perfect, with high temperatures and moderate rainfall. Anticipate daytime temperatures around 24°C , while night temperatures can drop to 13°C . Pittsburgh in September usually receives moderate rainfall, averaging around 78 mm for the month. Typically around 11 days of rainfall is expected.
Pittsburgh, Pennsylvania weather averages and records from 1926–2024 based on data made available by the NOAA. All-Time Recorded High The highest temperature ever recorded in Pittsburgh, Pennsylvania was 103 °F which occurred on July 16, 1988.
