| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.21 | 5.24 | -0.03 |
| Feb | 4.47 | 4.43 | 0.04 |
| Mar | 4.60 | 4.53 | 0.07 |
| Apr | 4.35 | 4.73 | -0.38 |
| May | 4.84 | 4.77 | 0.07 |
| Jun | 5.22 | 5.57 | -0.35 |
| Jul | 4.36 | 4.60 | -0.24 |
| Aug | 4.51 | 5.09 | -0.58 |
| Sep | 4.72 | 4.87 | -0.15 |
| Oct | 5.59 | 5.27 | 0.32 |
| Nov | 4.92 | 5.03 | -0.11 |
| Dec | 5.49 | 5.51 | -0.02 |
58.28 | 59.64 | -1.36 |