Pittsburgh Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Pittsburgh year round climate
Spring (March–May): Average 43–62°F, mild and rainy, with the most rainfall in April; plants begin to grow. Common activities: Hiking, visiting museums. Suggested clothing: Light jacket, comfortable long pants or skirt.
Summer (June–August): Average 69–74°F, warm and humid, with occasional showers. Common activities: Water activities, outdoor picnics, visiting city parks. Suggested clothing: Breathable clothing, short-sleeved t-shirts, shorts.
Autumn (September–November): Average 54–67°F, comfortable and pleasant, with gradually cooling temperatures; colorful autumn leaves are a great sight. Common activities: Leaf-peeping, outdoor sports. Suggested clothing: Light jacket, long-sleeved shirts, comfortable pants.
Winter (December–February): Average -32–37°F, cold and dry, with possible snowfall. Common activities: Skiing, indoor activities. Suggested clothing: Warm coat, hat, scarf, gloves.
Pittsburgh climatological average
Annual average temperature: approx. 53.6°F / Annual rainfall: approx. 1000 mm / Summer humidity: 65%–75% / Rainiest month: April
Pittsburgh monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
31.3°F
104
February
37°F
66.3
March
43.2°F
80.3
April
52.9°F
113.3
May
62.8°F
105
June
69.6°F
78.7
July
74.8°F
98
August
72.7°F
95
September
67.1°F
75.3
October
54.9°F
48
November
45.1°F
77.3
December
37.4°F
59
Pittsburgh weather for the next seven days
12/23
Tuesday
Patchy rain nearby
49.5°F/34.7°F
12/24
Wednesday
Fog
36.9°F/33.7°F
12/25
Thursday
Fog
37.2°F/31.5°F
12/26
Friday
Heavy rain
47°F/34.3°F
12/27
Saturday
Cloudy
40.2°F/31.4°F
12/28
Sunday
Patchy rain nearby
41.8°F/28.5°F
12/29
Monday
Light freezing rain
26.8°F/21.5°F
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