| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.72 | 4.59 | 0.13 |
| Feb | 4.61 | 4.56 | 0.05 |
| Mar | 4.99 | 5.08 | -0.09 |
| Apr | 4.22 | 4.36 | -0.14 |
| May | 3.38 | 3.24 | 0.14 |
| Jun | 4.39 | 4.41 | -0.02 |
| Jul | 4.95 | 5.31 | -0.36 |
| Aug | 4.67 | 4.31 | 0.36 |
| Sep | 3.74 | 3.67 | 0.07 |
| Oct | 3.07 | 3.28 | -0.21 |
| Nov | 3.85 | 4.05 | -0.20 |
| Dec | 5.09 | 5.02 | 0.07 |
51.68 | 51.88 | -0.20 |