How autumn colors kick into overdrive
Meteorologists say weather patterns before and during the time fall colors become evident affects when the leaves change and how vibrant those colors are.
Excessive rainfall and soil moisture can be detrimental to good fall color, and the Lehigh Valley was soggy again this summer. In fact, Allentown topped a list of the Northeast’s major climate sites for overall summer precipitation, with 20.10 inches through August — 155% above normal.
But the weather is just one factor that influences fall foliage. The earlier sunsets (read: shorter days) are the main trigger for the leaves to begin their color