| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.59 | 6.92 | 3.67 |
| Feb | 8.85 | 6.24 | 2.61 |
| Mar | 8.28 | 6.18 | 2.10 |
| Apr | 4.65 | 4.08 | 0.57 |
| May | 2.04 | 1.93 | 0.11 |
| Jun | 0.68 | 0.88 | -0.20 |
| Jul | 0.13 | 0.21 | -0.08 |
| Aug | 0.15 | 0.16 | -0.01 |
| Sep | 0.68 | 0.63 | 0.05 |
| Oct | 3.11 | 2.39 | 0.72 |
| Nov | 7.18 | 5.08 | 2.10 |
| Dec | 11.84 | 8.47 | 3.37 |
58.18 | 43.17 | 15.01 |