| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.36 | 5.33 | 0.03 |
| Feb | 5.06 | 4.85 | 0.21 |
| Mar | 5.35 | 5.48 | -0.13 |
| Apr | 5.46 | 5.30 | 0.16 |
| May | 4.48 | 4.44 | 0.04 |
| Jun | 4.61 | 4.46 | 0.15 |
| Jul | 4.10 | 3.99 | 0.11 |
| Aug | 3.81 | 3.77 | 0.04 |
| Sep | 3.85 | 3.61 | 0.24 |
| Oct | 4.49 | 4.39 | 0.10 |
| Nov | 4.71 | 4.67 | 0.04 |
| Dec | 5.54 | 5.56 | -0.02 |
56.82 | 55.85 | 0.97 |