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.
In Pittsburgh, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year. The clearer part of the year in Pittsburgh begins around May 15 and lasts for 5.9 months, ending around November 12.