| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.57 | -0.14 |
| Feb | 3.20 | 3.39 | -0.19 |
| Mar | 3.52 | 3.72 | -0.20 |
| Apr | 3.11 | 3.15 | -0.04 |
| May | 3.92 | 3.89 | 0.03 |
| Jun | 4.92 | 5.04 | -0.12 |
| Jul | 5.91 | 6.39 | -0.48 |
| Aug | 6.27 | 7.07 | -0.80 |
| Sep | 6.17 | 6.66 | -0.49 |
| Oct | 4.04 | 4.45 | -0.41 |
| Nov | 3.29 | 3.24 | 0.05 |
| Dec | 3.74 | 3.67 | 0.07 |
51.52 | 54.24 | -2.72 |