Lancaster · United States
Weather in Lancaster in May
In May the typical daytime high in Lancaster is 22.9 °C on average, from 20.1 °C at the start to 26.1 °C at the end of the month.
The last 10 years were 0.4 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Carlisle Wtp (78 km), Dover (120 km) and Washington (141 km); nearer ones count more.