Table 2 The statistical analysis for monthly rainfall from 1951 to 2010
Year | Mean | Minimum | Maximum | Range | Median | Standard deviation | Variation coefficient | Skewness (Pearson) | Kurtosis (Pearson) |
|---|---|---|---|---|---|---|---|---|---|
January | 32.20 | 5.10 | 83.80 | 78.70 | 28.75 | 17.85 | 0.55 | 0.84 | 0.47 |
February | 32.08 | 0.30 | 75.80 | 75.50 | 33.05 | 18.35 | 0.57 | 0.35 | − 0.46 |
March | 30.17 | 1.10 | 89.70 | 88.60 | 28.30 | 19.25 | 0.64 | 0.78 | 0.61 |
April | 45.47 | 3.10 | 161.60 | 158.50 | 42.80 | 25.35 | 0.56 | 1.73 | 5.55 |
May | 59.29 | 7.20 | 161.00 | 153.80 | 50.30 | 35.46 | 0.60 | 0.92 | 0.45 |
June | 75.64 | 19.40 | 175.90 | 156.50 | 73.45 | 37.32 | 0.49 | 0.70 | − 0.03 |
July | 64.68 | 6.10 | 178.00 | 171.90 | 61.85 | 37.09 | 0.57 | 0.67 | 0.29 |
August | 56.82 | 8.00 | 232.30 | 224.30 | 54.55 | 37.06 | 0.65 | 1.73 | 6.20 |
September | 41.63 | 0.00 | 122.40 | 122.40 | 32.80 | 30.42 | 0.73 | 1.13 | 0.54 |
October | 35.03 | 1.40 | 145.30 | 143.90 | 24.65 | 30.84 | 0.88 | 1.37 | 1.50 |
November | 44.47 | 7.70 | 115.60 | 107.90 | 39.20 | 25.98 | 0.58 | 0.76 | − 0.20 |
December | 44.02 | 0.80 | 104.80 | 104.00 | 43.05 | 23.66 | 0.54 | 0.58 | 0.14 |