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Pittsburgh
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Best time to visit Pittsburgh
Data source：Meteostat
Last updated：2025-09
Weather in Pittsburgh throughout the year
- Spring (March–May): Average 6.2–17.1°C, 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 20.9–23.8°C, 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 12.7–19.5°C, 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 -0.4–3.0°C, cold and dry, with possible snowfall. Common activities: Skiing, indoor activities. Suggested clothing: Warm coat, hat, scarf, gloves.
Weather in Pittsburgh
Annual average temperature: approx. 12°C / Annual rainfall: approx. 1000 mm / Summer humidity: 65%–75% / Rainiest month: April
Pittsburgh weather by month
Month
Temperature (°C)
Rainfall (mm)
January
-0.4°C
104
February
2.8°C
66.3
March
6.2°C
80.3
April
11.6°C
113.3
May
17.1°C
105
June
20.9°C
78.7
July
23.8°C
98
August
22.6°C
95
September
19.5°C
75.3
October
12.7°C
48
November
7.3°C
77.3
December
3°C
59
7-day weather forecast for Pittsburgh
11/4
Wednesday
Overcast
23.2°C/12.2°C
11/5
Thursday
Sunny
19.4°C/12.6°C
11/6
Friday
Overcast
17.1°C/9°C
11/7
Saturday
Patchy rain nearby
8.9°C/5.5°C
11/8
Sunday
Overcast
11.2°C/7.3°C
11/9
Monday
Partly Cloudy
12.3°C/3.7°C
11/10
Tuesday
Sunny
14.8°C/6°C
