Mass transit. A layover for mass transit is a short period of recovery time built into the schedule. Layovers are generally used for one or more of the following reasons: recover from delays, provide breaks for the driver, and/or allow time for a driver change. Delays may be caused by earlier traffic congestion or excess boarding times.
Average Temperatures for Pittsburgh. Pittsburgh's coldest month is January when the average temperature overnight is 19.9Â°F. In July, the warmest month, the average day time temperature rises to 82.7Â°F.The driest month in Pittsburgh is October with 2.25 inches of precipitation, and with 4.12 inches June is the wettest month.n July, the warmest month, the average day time temperature rises to 82.7Â°F. The driest month in Pittsburgh is October with 2.25 inches of precipitation, and with 4.12 inches June is the wettest month.
Average Temperatures in Philadelphia, Pennsylvania, Usa. 1  The annual mean temperature in Philadelphia, Pennsylvania, Usa is quite mild at 12.4 degrees Celsius (54.3 degrees Fahrenheit). 2  The variation of average monthly temperatures is 25.7 C (46.3 F) which is a moderate range.hiladelphia, Pennsylvania Average Temperatures Chart. The average temperature charts use a fixed scale so that you can easily compare temperatures between two or more locations. Simply line up the charts in separate tabs in your browser and toggle between tabs to visualise the differences.