| Date | Loc | High | Low | 2010 H/L | 2010 Rain | 2011 H/L | 2011 Rain |
| Date | Loc | High | Low | 2010 H/L | 2010 Rain | 2011 H/L | 2011 Rain |
| May 1 | E | 79 | 49 | 66 | 56.1 |
||
| N | 80 | 52 | 89 | 79.3 | |||
| May 2 | E | 79 | 49 | 70.9 | 60.3 | ||
| N | 81 | 53 | 93.6 | 82 | |||
| May 3 | E | 79 | 50 | 73.6 | 0.75 |
64 | |
| N | 81 | 53 | 77.9 | 89.4 | |||
| May 4 | E | 79 | 50 | 68.2 | 54.7 | 0.30 | |
| N | 81 | 53 | 86.7 | 73.2 | |||
| May 5 | E | 79 | 50 | 60.3 | 42.4 | ||
| N | 81 | 54 | 91.6 | 76.1 | |||
| May 6 | E | 80 | 51 | 61.3 | 48.6 | ||
| N | 82 | 54 | 96.4 | 79 | |||
| May 7 | E | 80 | 51 | 63 | 46.4 | ||
| N | 82 | 54 | 92.8 | 83 | |||
| May 8 | E | 80 | 51 | 68 | 53.4 | ||
| N | 82 | 55 | 91.9 | 87.1 | |||
| May 9 | E | 80 | 51 | 47.5 | 62.2 | ||
| N | 82 | 55 | 77 | 90.5 | |||
| May 10 | E | 81 | 52 | 53.4 | 64.0 | ||
| N | 83 | 55 | 77.9 |
93.4 | |||
| May 11 | E | 81 | 52 | 61.2 | 66.4 | ||
| N | 83 | 56 | 81.3 | 93.9 | |||
| May 12 | E | 81 | 52 | 64 | 66.7 | ||
| N | 83 | 56 | 83 |
92.7 | |||
| May 13 | E | 81 | 53 | 65.1 | 67.3 | ||
| N | 83 | 56 | 88 |
93.7 | |||
| May 14 | E | 82 | 53 | 67 |
64.9 | ||
| N | 84 | 57 | 91 | 78 | 0.22 | ||
| May 15 | E | 82 | 53 | 69 | 58.1 | ||
| N | 84 | 57 | 94.6 |
77 | |||
| May 16 | E | 82 | 54 | 66.2 | 0.32 | 51.8 | |
| N | 84 | 57 | 93.9 |
65 | 0.44 | ||
| May 17 | E | 82 | 54 | 67.6 | 54.0 | ||
| N | 84 | 58 | 85.9 |
68.5 | 0.02 | ||
| May 18 | E | 83 | 54 | 64.9 | 50.2 | ||
| N | 84 | 58 | 85 |
72.5 | |||
| May 19 | E | 83 | 55 | 63 | 52.1 | ||
| N | 85 | 58 | 85 |
87 | |||
| May 20 | E | 83 | 55 | 55.6 |
62 | ||
| N | 85 | 59 | 85 | 91.0 | |||
| May 21 | E | 83 | 55 | 63 | 0.06 | 63.0 | |
| N | 85 | 59 | 85 |
96.1 | |||
| May 22 | E | 84 | 56 | 63.5 | 0.02 | 65.1 | |
| N | 85 | 59 | 88.2 | 100.6 | |||
| May 23 | E | 84 | 56 | 67.1 | 65.7 | ||
| N | 85 | 59 | 92.5 |
96.4 | |||
| May 24 | E | 84 | 56 | 68 | 0.06 | 67.3 | |
| N | 86 | 60 | 89.2 |
96.8 | |||
| May 25 | E | 84 | 56 | 65.1 | 68.2 | ||
| N | 86 | 60 | 85 | 93.8 | |||
| May 26 | E | 84 | 57 | 59.5 | 70.3 | ||
| N | 86 | 60 | 88 | 97.5 | 0.46 | ||
| May 27 | E | 85 | 57 | 67 | 63.9 | 0.08 | |
| N | 86 | 61 | 92 |
79.2 | |||
| May 28 | E | 85 | 57 | 63.5 | 67.3 | ||
| N | 87 | 61 | 97 | 91.9 | |||
| May 29 | E | 85 | 57 | 64 | 0.1 |
68.7 | |
| N | 87 | 61 | 86 | 98.8 | |||
| May 30 | E | 85 | 58 | 70 | 0.12 |
70.2 | |
| N | 87 | 61 | 88.6 |
99.1 | |||
| May 31 | E | 86 | 58 | 69.8 | 0.5 | 67.8 | |
| N | 87 | 62 | 76.1 |
Total 1.93 | 94.6 | Total 1.52 |