Pittsburgh, PA Weather
Pittsburgh hourly forecast: next 24 hours
Today's high of 91°F (33°C) is about 9°F (5°C) above the typical August high of 82°F (28°C).
Current conditions in detail
Pittsburgh weather tomorrow (Friday, August 7)
Tomorrow in Pittsburgh looks patchy rain nearby, with a high of 83° and an overnight low of 66°. There is a 79% chance of rain - plan accordingly. Winds top out near 8 mph, and the UV index reaches 6 (moderate).
Pittsburgh 14-day forecast
About the weather in Pittsburgh
Located in Pennsylvania, United States, Pittsburgh experiences a humid subtropical climate with hot, humid summers and generally mild winters. Afternoon temperatures peak near 84°F (29°C) in July and dip to about 38°F (3°C) in January, with around 52.4 inches (1330 mm) of precipitation falling across the year.
Pittsburgh weather: quick facts
- Hottest month: July - highs near 84°F (29°C)
- Coldest month: January - highs near 38°F (3°C)
- Record high: 96°F (36°C) · Record low: -21°F (-29°C) (2015–2024)
- Wettest month: June (16 rainy days) · Sunniest: July (11.4 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
- Snow: about 15 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 84°F (29°C) and overnight lows stay near 66°F (19°C). The coolest month is January, with typical highs of 38°F (3°C) and lows around 23°F (-5°C). Based on 2015–2024 weather data, temperatures have reached as high as 96°F (36°C) and dropped as low as -21°F (-29°C).
Rain, sun and snow
June is usually the wettest month. It brings about 6.0 inches (153 mm) of rain over 16 days, while November is the driest. July brings the most sunshine, averaging 11.4 hours of sun a day. Snow falls on about 15 days in a typical year, mostly from November through April.
Season by season
Spring (March through May)
Spring in Pittsburgh is mild, with daytime highs averaging 61°F (16°C) and nights around 42°F (6°C); expect showers on roughly 44 days across the season, plus around 4 snowy days.
Summer (June through August)
Summer in Pittsburgh runs hot, with daytime highs averaging 82°F (28°C) and nights around 64°F (18°C); expect showers on roughly 44 days across the season.
Fall (September through November)
Fall in Pittsburgh is mild, with daytime highs averaging 65°F (18°C) and nights around 48°F (9°C); expect showers on roughly 31 days across the season.
Winter (December through February)
Winter in Pittsburgh runs cold, with daytime highs averaging 42°F (5°C) and nights around 26°F (-3°C); expect showers on roughly 37 days across the season, plus around 11 snowy days.
Average temperatures in Pittsburgh by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 38° | 23° | 13 | 3.8 in | 4.5 h/day | 72% |
| February | 43° | 25° | 12 | 4.1 in | 6.1 h/day | 69% |
| March | 51° | 32° | 14 | 4.4 in | 7.2 h/day | 67% |
| April | 62° | 41° | 15 | 5.0 in | 8.6 h/day | 68% |
| May | 71° | 53° | 15 | 5.1 in | 10.0 h/day | 73% |
| June | 79° | 61° | 16 | 6.0 in | 11.3 h/day | 73% |
| July | 84° | 66° | 15 | 4.6 in | 11.4 h/day | 75% |
| August | 82° | 65° | 14 | 4.4 in | 10.8 h/day | 75% |
| September | 77° | 59° | 11 | 4.2 in | 9.5 h/day | 75% |
| October | 65° | 48° | 11 | 4.1 in | 7.4 h/day | 74% |
| November | 52° | 36° | 10 | 2.9 in | 6.2 h/day | 71% |
| December | 44° | 30° | 12 | 3.7 in | 4.4 h/day | 74% |