| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.11 | 4.41 | 1.70 |
| Feb | 3.95 | 2.82 | 1.13 |
| Mar | 3.93 | 2.93 | 1.00 |
| Apr | 2.49 | 1.77 | 0.72 |
| May | 1.66 | 1.39 | 0.27 |
| Jun | 1.20 | 1.09 | 0.11 |
| Jul | 0.68 | 0.58 | 0.10 |
| Aug | 0.87 | 0.72 | 0.15 |
| Sep | 1.45 | 1.28 | 0.17 |
| Oct | 4.30 | 2.83 | 1.47 |
| Nov | 6.81 | 4.82 | 1.99 |
| Dec | 6.02 | 4.54 | 1.48 |
39.47 | 29.18 | 10.29 |