| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.93 | 4.74 | 0.19 |
| Feb | 4.29 | 4.19 | 0.10 |
| Mar | 4.85 | 4.84 | 0.01 |
| Apr | 4.57 | 4.58 | -0.01 |
| May | 4.40 | 4.41 | -0.01 |
| Jun | 4.82 | 4.69 | 0.13 |
| Jul | 4.85 | 4.98 | -0.13 |
| Aug | 5.42 | 5.07 | 0.35 |
| Sep | 4.65 | 4.52 | 0.13 |
| Oct | 4.02 | 4.04 | -0.02 |
| Nov | 4.29 | 4.19 | 0.10 |
| Dec | 5.30 | 5.16 | 0.14 |
56.39 | 55.41 | 0.98 |