| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.85 | 5.10 | 0.75 |
| Feb | 5.16 | 4.82 | 0.34 |
| Mar | 5.52 | 5.09 | 0.43 |
| Apr | 5.20 | 5.02 | 0.18 |
| May | 4.56 | 4.59 | -0.03 |
| Jun | 5.19 | 4.59 | 0.60 |
| Jul | 5.12 | 4.65 | 0.47 |
| Aug | 5.09 | 4.66 | 0.43 |
| Sep | 4.28 | 4.39 | -0.11 |
| Oct | 4.56 | 3.68 | 0.88 |
| Nov | 4.86 | 4.49 | 0.37 |
| Dec | 6.02 | 5.39 | 0.63 |
61.41 | 56.47 | 4.94 |