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.
1 Overnight temperatures are generally slightly cold with an average low of 0 Â°C (32 Â°F). 2  The mean daily temperature range/ variation in November is 4 Â°C (7.2 Â°F).  The weather in November is somewhat dry with sleet, snow or rain at intervals. Just 72.5mm (2.9in) of liquid is unloaded during on average 18 days.