Characteristics of the Temporal Variation in Temperature and Precipitation in China’s Lower Yellow River Region
Table 2
Annual precipitation trend, precipitation trend in spring, precipitation trend in summer, precipitation trend in autumn, precipitation trend in winter, and their significances.
Station
Annual trend
Trend in spring
Trend in summer
Trend in autumn
Trend in winter
Yushe
−29.76
4.25
−28.00*
−10.39
4.38**
Xingtai
−12.93
0.61
−12.02
−5.81
4.29**
Anyang
−7.30
1.55
−3.28
−11.69
6.12**
Yangcheng
−15.43
6.16
−18.39
−11.92
8.71**
Xinxiang
−6.97
2.76
−2.40
−11.63
4.30**
Leting
−24.63
6.45
−39.70*
5.40
3.22**
Tanggu
−25.55
7.90
−38.59
2.17
2.97**
Huanghua
−53.22*
3.57
−59.45**
−1.43
4.09**
Nangong
−9.30
5.74
−14.96
−5.16
5.07**
Huiminxian
−24.28
0.62
−25.33
−4.70
5.13**
Dongying
−39.86
0.09
−35.90*
−8.10
4.05*
Longkou
−20.03
−3.31
−11.08
−14.49*
8.85**
Chaoyang
−40.98*
2.10
−31.06
−15.49*
3.47*
Jinan
−9.09
5.25
−13.07
−6.67
5.40**
Taishan
−8.07
10.04
−24.69
−7.78
14.36**
Yiyuan
−13.61
−0.51
−13.59
−5.77
6.25**
Weifang
−31.12
−3.45
−35.87
1.20
7.00**
Yanzhou
−29.11
1.41
−30.45
−6.15
6.08**
Juxian
−54.03*
0.56
−49.40*
−12.02
6.83**
Sanmenxia
−4.63
−1.52
0.94
−9.57
5.51**
Zhengzhou
−1.09
0.97
2.18
−14.63
10.39**
Xuchang
10.72
2.78
6.46
−9.60
11.08**
Kaifeng
9.27
3.83
7.19
−10.63
8.88**
Baofeng
13.19
−0.33
19.64
−19.75
13.64**
Xihua
40.13
0.78
32.67
−7.15
13.83**
Shangqiu
−0.92
−2.13
0.49
−12.38
13.09**
Dangshan
−16.05
−0.88
−20.89
−7.79
13.52**
Xuzhou
1.38
−4.59
1.64
−11.27
15.60**
Bozhou
3.43
−2.88
−1.10
−6.27
13.69**
Suzhou
−1.02
−2.91
−12.73
−1.66
16.28**
Fuyang
37.45
−9.78
20.17
4.85
22.23**
Whole region
−11.72
1.13
−13.89
−7.62
8.66**
Note: mm/10. **means ≤ 0.01 level of significance and *means α ≤ 0.05 level of significance.
