| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.35 | 5.84 | -0.49 |
| Feb | 5.27 | 5.62 | -0.35 |
| Mar | 5.64 | 5.57 | 0.07 |
| Apr | 5.07 | 5.00 | 0.07 |
| May | 4.16 | 4.63 | -0.47 |
| Jun | 4.49 | 4.38 | 0.11 |
| Jul | 4.98 | 4.99 | -0.01 |
| Aug | 3.85 | 3.85 | 0.00 |
| Sep | 3.96 | 4.18 | -0.22 |
| Oct | 3.64 | 3.45 | 0.19 |
| Nov | 4.58 | 4.70 | -0.12 |
| Dec | 5.71 | 6.04 | -0.33 |
56.70 | 58.25 | -1.55 |