Detecting Variation Trends of Temperature and Precipitation for the Dadu River Basin, China

Table 4

Trend and regional averages of temperature extreme indices.

Indices	Insignificant increase	Significant increase	Percent increase	Insignificant decrease	Significant decrease	Percent decrease	Regional average (°C/decade)
FD0	0	1	16.7	0	5	83.3	−2.32
SU25	3	2	83.3	1	0	16.7	0.63
TXn	4	2	100	0	0	0	0.20
TXx	1	5	100	0	0	0	0.22
TNn	1	4	83.3	1	0	16.7	0.33
TNx	0	5	83.3	1	0	16.7	0.15
TX90p	1	5	100	0	0	0	2.62
TX10p	1	0	16.7	1	4	83.3	−1.97
TN90p	2	3	83.3	0	1	16.7	1.58
TN10p	1	0	16.7	0	5	83.3	−3.02

Percentage more than 75 is considered as significant and made boldface.