| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.84 | 4.01 | -0.17 |
| Feb | 3.86 | 3.86 | 0.00 |
| Mar | 4.85 | 4.91 | -0.06 |
| Apr | 5.09 | 5.11 | -0.02 |
| May | 5.00 | 5.09 | -0.09 |
| Jun | 4.61 | 4.48 | 0.13 |
| Jul | 4.10 | 4.21 | -0.11 |
| Aug | 3.17 | 3.00 | 0.17 |
| Sep | 3.39 | 3.49 | -0.10 |
| Oct | 3.94 | 3.89 | 0.05 |
| Nov | 4.20 | 4.20 | 0.00 |
| Dec | 4.33 | 4.28 | 0.05 |
50.38 | 50.53 | -0.15 |