Arweiniodd glaw trwm iawn at lifogydd mewn sawl ardal o'r sir. Yn ogystal ag effeithio ar eiddo, achosodd y llifogydd ddifrod hefyd i nifer mawr o asedau draenio ac asedau rheoli perygl llifogydd sy'n lleihau'r perygl i eiddo.
Extreme rainfall resulted in widespread flooding across the county. As well as flooding to properties, a large number of drainage and flood risk management assets which reduce flood risk to properties were also damaged.