| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.82 | -0.20 |
| Feb | 3.47 | 3.37 | 0.10 |
| Mar | 4.05 | 4.91 | -0.86 |
| Apr | 4.15 | 4.10 | 0.05 |
| May | 4.95 | 4.91 | 0.04 |
| Jun | 4.43 | 4.79 | -0.36 |
| Jul | 5.05 | 4.85 | 0.20 |
| Aug | 3.84 | 4.12 | -0.28 |
| Sep | 3.48 | 3.14 | 0.34 |
| Oct | 3.10 | 3.12 | -0.02 |
| Nov | 2.89 | 3.10 | -0.21 |
| Dec | 3.66 | 3.88 | -0.22 |
46.69 | 48.11 | -1.42 |