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Table 3 Mean seasonal and annual rainfall and temperature trend as well as change point, from 1981 to 2017

From: Spatiotemporal analysis of droughts characteristics and drivers in the Omo-Gibe River basin, Ethiopia

Variables

Seasons

Mean value

Sens' slope

Changing point

Rainfall (mm)

Belg(FMAM)

325.625

− 2.971*

1996*

Kirmet (JJAS)

630.571

− 1.59

1998

Bega (ONDJ)

156.293

− 0.463

1984

Annua

1112.735

− 1.87

1996

Mean temperature

Tmean (\(^\circ{\rm C}\))

Belg (FMAM)

21.23

0.057*

1996*

Kiremt (JJAS)

20.12

0.042*

1996*

Bega (ONDJ)

23.29

0.045*

2000*

Annual

22.64

0.048*

1999*

  1. *Bold values represent statistically significant at P < 0.05, rainfall trend (mm/year), and temperature trend (0C/year)