Spatiotemporal Variability and Trends of Extreme Precipitation in the Huaihe River Basin, a Climatic Transitional Zone in East China

Table 1

Definition of precipitation indices.

ID	Name	Definition	Units
PA	Annual precipitation	Annual total precipitation	mm
RD	Rainy days	Annual number of days with precipitation above or equal to 0.1 mm/d	Day
	Spring precipitation	Annual total precipitation in spring	mm
	Summer precipitation	Annual total precipitation in summer	mm
	Autumn precipitation	Annual total precipitation in autumn	mm
	Winter precipitation	Annual total precipitation in winter	mm
TP95	Extreme precipitation threshold	Threshold of 95th precipitation for each analyzed station	mm
DP95	Extreme precipitation days	Annual number of days with precipitation above or equal to the threshold of 95th precipitation	day
PT95	Extreme precipitation total	The sum of the precipitation in 95th precipitation days throughout a year	mm
PI95	Extreme precipitation intensity	Mean of the annual total precipitation in 95th precipitation days	Mm/day
PM	Maximum precipitation	Annual maximum daily precipitation throughout a year	mm