| Seasons |
Months |
2010 |
2011 |
| Station I |
Station II |
Station I |
Station II |
| Post monsoon |
January |
1.32 |
1.21 |
1.28 |
1.17 |
| February |
1.13 |
1.12 |
1.12 |
1.15 |
| March |
1.52 |
1.43 |
1.32 |
1.23 |
| Summer |
April |
1.65 |
1.54 |
1.56 |
1.43 |
| May |
1.12 |
1.10 |
1.23 |
1.18 |
| June |
1.13 |
1.25 |
1.28 |
1.13 |
| Pre monsoon |
July |
0.31 |
0.32 |
0.23 |
0.32 |
| August |
1.23 |
1.08 |
1.42 |
1.38 |
| September |
1.38 |
1.25 |
1.25 |
1.21 |
| Monsoon |
October |
1.42 |
1.33 |
1.62 |
1.53 |
| November |
1.31 |
1.28 |
1.89 |
1.73 |
| December |
1.21 |
1.32 |
1.28 |
1.23 |
|