| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.60 | 0.00 |
| Feb | 0.61 | 0.57 | 0.04 |
| Mar | 0.84 | 0.71 | 0.13 |
| Apr | 1.13 | 1.03 | 0.10 |
| May | 1.10 | 0.95 | 0.15 |
| Jun | 0.56 | 0.48 | 0.08 |
| Jul | 0.77 | 0.64 | 0.13 |
| Aug | 0.97 | 0.86 | 0.11 |
| Sep | 1.35 | 1.29 | 0.06 |
| Oct | 1.24 | 1.11 | 0.13 |
| Nov | 0.79 | 0.69 | 0.10 |
| Dec | 0.60 | 0.54 | 0.06 |
10.56 | 9.47 | 1.09 |