| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.86 | 8.40 | 1.46 |
| Feb | 7.72 | 6.66 | 1.06 |
| Mar | 8.57 | 7.66 | 0.91 |
| Apr | 6.85 | 6.13 | 0.72 |
| May | 4.80 | 4.31 | 0.49 |
| Jun | 3.18 | 2.93 | 0.25 |
| Jul | 0.72 | 0.61 | 0.11 |
| Aug | 0.90 | 0.67 | 0.23 |
| Sep | 2.71 | 2.30 | 0.41 |
| Oct | 6.55 | 5.50 | 1.05 |
| Nov | 10.52 | 8.91 | 1.61 |
| Dec | 11.63 | 9.86 | 1.77 |
74.01 | 63.94 | 10.07 |