| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.47 | 5.53 | -0.06 |
| Feb | 5.01 | 4.89 | 0.12 |
| Mar | 5.29 | 5.61 | -0.32 |
| Apr | 5.98 | 5.91 | 0.07 |
| May | 4.65 | 4.83 | -0.18 |
| Jun | 4.47 | 4.41 | 0.06 |
| Jul | 4.05 | 3.97 | 0.08 |
| Aug | 3.56 | 3.60 | -0.04 |
| Sep | 3.64 | 3.48 | 0.16 |
| Oct | 4.68 | 4.59 | 0.09 |
| Nov | 4.53 | 4.59 | -0.06 |
| Dec | 5.39 | 5.57 | -0.18 |
56.72 | 56.98 | -0.26 |