| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.52 | 5.95 | 0.57 |
| Feb | 5.01 | 4.61 | 0.40 |
| Mar | 5.24 | 4.68 | 0.56 |
| Apr | 4.39 | 3.51 | 0.88 |
| May | 2.99 | 2.51 | 0.48 |
| Jun | 1.70 | 1.48 | 0.22 |
| Jul | 0.36 | 0.36 | 0.00 |
| Aug | 0.47 | 0.39 | 0.08 |
| Sep | 1.54 | 1.36 | 0.18 |
| Oct | 3.85 | 3.30 | 0.55 |
| Nov | 6.63 | 6.09 | 0.54 |
| Dec | 7.72 | 7.11 | 0.61 |
46.42 | 41.35 | 5.07 |