| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.72 | 5.02 | -1.30 |
| Feb | 3.14 | 3.76 | -0.62 |
| Mar | 4.44 | 5.26 | -0.82 |
| Apr | 4.25 | 5.32 | -1.07 |
| May | 4.19 | 4.88 | -0.69 |
| Jun | 4.82 | 5.86 | -1.04 |
| Jul | 4.37 | 5.68 | -1.31 |
| Aug | 4.94 | 5.95 | -1.01 |
| Sep | 5.22 | 6.71 | -1.49 |
| Oct | 5.91 | 7.21 | -1.30 |
| Nov | 4.28 | 5.40 | -1.12 |
| Dec | 4.88 | 6.41 | -1.53 |
54.16 | 67.46 | -13.30 |