| Month | z | MK Tau | Sen’s Slope | P-value | Trend exist |
| January | 1.0281 | 0.1294953 | 0.12937 | 0.3039 | NS |
| February | 1.8693 | 0.2338646 | 0.34961 | 0.06158 | NS |
| March | 1.7976 | 0.221801 | 0.80132 | 0.07225 | NS |
| April | 2.0917 | 0.2575758 | 2.76090 | 0.03646 | Exist |
| May | 2.3706 | 0.2916667 | 2.04809 | 0.01776 | Exist |
| June | 0.79022 | 0.0984848 | 0.58784 | 0.4294 | NS |
| July | −1.0381 | −0.128787 | −0.84407 | 0.2992 | NS |
| August | −0.72824 | −0.090909 | −0.34633 | 0.4665 | NS |
| Sept | 1.8438 | 0.2272727 | 0.99635 | 0.06521 | NS |
| October | 1.9368 | 0.2386364 | 1.11605 | 0.05277 | NS |
| November | 2.6186 | 0.3219697 | 1.95714 | 0.00883 | Exist |
| December | 2.3321 | 0.2901358 | 1.26809 | 0.0197 | Exist |
| AMJJ | 1.7199 | 0.2121212 | 4.009 | 0.08545 | NS |
| SOND | 3.8581 | 0.4734848 | 5.260417 | 0.0001143 | Exist |
| ANNUAL | 3.2383 | 0.3977273 | 12.56833 | 0.001202 | Exist |