| Mid of Month | nd | δ | ωS | N | n | Ho | Calculated NMA, H | NASA H | SWERA H |
| Jan-15 | 15 | −21.27 | 87.39 | 11.65 | 9.78 | 9.27 | 6.80 | 5.91 | 6.362 |
| Feb-14 | 45 | −13.62 | 88.38 | 11.78 | 9.85 | 9.86 | 6.98 | 6.50 | 6.831 |
| Mar-15 | 74 | −2.82 | 89.67 | 11.96 | 9.56 | 10.37 | 6.75 | 6.57 | 6.882 |
| Apr-15 | 105 | 9.42 | 91.11 | 12.15 | 8.91 | 10.46 | 5.95 | 6.10 | 6.477 |
| May-15 | 135 | 18.79 | 92.28 | 12.30 | 7.23 | 10.21 | 5.65 | 5.94 | 6.239 |
| Jun-15 | 166 | 23.31 | 92.89 | 12.39 | 6.83 | 9.97 | 5.36 | 5.56 | 6.234 |
| Jul-15 | 196 | 21.52 | 92.64 | 12.35 | 5.87 | 10.03 | 5.85 | 5.47 | 6.022 |
| Aug-15 | 227 | 13.78 | 91.64 | 12.22 | 6.79 | 10.28 | 6.50 | 6.00 | 6.491 |
| Sep-15 | 258 | 2.22 | 90.26 | 12.04 | 8.35 | 10.35 | 6.14 | 6.28 | 6.769 |
| Oct-15 | 288 | −9.60 | 88.87 | 11.85 | 7.83 | 9.99 | 6.06 | 5.47 | 6.157 |
| Nov-15 | 319 | −19.15 | 87.67 | 11.69 | 8.57 | 9.39 | 6.20 | 5.56 | 6.281 |
| Dec-15 | 349 | −23.34 | 87.11 | 11.61 | 9.56 | 9.06 | 6.22 | 5.58 | 6.141 |
| Average | 6.205 | 5.90 | 6.4072 |