Table 2 Monthly precipitation (mm) in the upper and mid-lower reaches of the Yangtze River Basin in 1978, 2006 and 2011.

From: Influence of Climate Variability and Reservoir Operation on Streamflow in the Yangtze River

Month

Upper reaches (above Yichang station)

Mid-lower reaches (between Yichang and Datong stations)

1978

2006

2011

1978

2006

2011

Jan.

6.54

5.08

10.66

29.77

44.65

29.02

Feb.

4.87

23.56

6.69

16.81

104.95

36.25

Mar.

16.23

23.98

22.07

108.06

70.59

54.21

Apr.

36.78

41.35

31.70

115.00

157.22

54.04

May.

110.53

88.33

89.43

193.64

177.56

109.18

Jun.

130.18

120.69

128.28

155.48

178.79

268.39

Jul.

145.81

115.20

133.54

93.23

176.87

97.07

Aug.

94.96

73.59

84.64

88.45

92.76

119.32

Sep.

111.58

100.84

117.34

58.01

84.73

101.35

Oct.

48.69

65.73

56.47

58.92

59.35

88.25

Nov.

32.29

22.76

34.08

61.95

75.05

59.76

Dec.

2.77

7.51

9.19

15.60

17.73

17.51