Seasonal Weather Patterns in Pittsburgh, PA
Temperature
Average Daily Temperature (°F)
| Pittsburgh, PA | U.S. Avg. | Difference | |
|---|---|---|---|
| January | 31 | 43 | -12 |
| July | 75 | 79 | -4 |
Average Monthly Number of Hot and Freezing Days
| Pittsburgh, PA | U.S. Avg. | Difference | |
|---|---|---|---|
| Summer: Hot Days | 2 | 11 | -9 |
| Winter: Freezing Days | 23 | 12 | +11 |
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Sunshine
Average Annual Number of Clear and Cloudy Days
| Pittsburgh, PA | U.S. Avg. | Difference | |
|---|---|---|---|
| Clear Days | 159 | 217 | -58 |
| Cloudy Days | 206 | 148 | +58 |
Average Daylight Hours per Day
| Pittsburgh, PA | U.S. Avg. | Difference | |
|---|---|---|---|
| January | 10 | 10 | No difference |
| July | 15 | 15 | No difference |
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Precipitation
Average Annual Number of Rainy and Snow Days
| Pittsburgh, PA | U.S. Avg. | Difference | |
|---|---|---|---|
| Rainy Days | 140 | 124 | +16 |
| Snow Days | 23 | 7 | +16 |
Average Monthly Humidity (%) in Pittsburgh, PA
| Pittsburgh, PA | U.S. Avg. | Difference | |
|---|---|---|---|
| January | 78 | 68 | +10% |
| July | 71 | 61 | +10% |
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