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Table 2 Mann Kendall and Sen’s Slope analysis of minimum temperature

From: Agricultural community-based impact assessment and farmers’ perception of climate change in selected Ecological Zones in Nigeria

Minimum temperature (℃)

Month

Ondo

Ogun

Kwara

S

Z

Trend

Slope

S

Z

Trend

Slope

S

Z

Trend

Slope

January

123

1.66

 

0.04

31

0.43

 

0.04*

25

0.43

 

0.01

February

93

1.26

 

0.03

183

2.49

 + 

0.02

53

0.98

 

0.04*

March

51

0.71

 

0.02*

102

1.43

 

0.20*

108

1.92

 

0.03

April

61

0.82

 

0.01

189

2.67

 + 

0.03*

71

1.26

 

0.01

May

117

1.65

 

0.03*

141

1.99

 + 

0.04*

110

2.05

 + 

0.03*

June

142

2.0

 + 

0.02*

166

2.34

 + 

0.03*

110

1.96

 

0.02

July

141

1.99

 + 

0.02*

207

2.93

 + 

0.03*

203

3.64

 + 

0.02

August

56

0.78

 

0.01*

157

2.13

 + 

0.01

129

2.30

 + 

0.02

September

160

2.18

 + 

0.03

158

2.23

 + 

0.03*

176

3.15

 + 

0.03

October

140

1.97

 + 

0.03

165

2.33

 + 

0.05*

36

0.63

 

0.00

November

80

1.08

 

0.01

173

2.44

 + 

0.04*

−34

−0.59

 

−0.01

December

197

2.67

 + 

0.08

143

1.94

 

0.02

−16

−0.27

 

−0.01

Overall

134

1.89

 

0.03*

187

2.64

 + 

0.03*

163

2.91

 + 

0.03

  1. ( +), Positive Trend; (-), Negative Trend; (), Random; (*), Significant at 0.05