| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.19 | 3.47 | -0.28 |
| Feb | 2.74 | 2.98 | -0.24 |
| Mar | 4.22 | 4.43 | -0.21 |
| Apr | 3.45 | 3.51 | -0.06 |
| May | 3.15 | 3.34 | -0.19 |
| Jun | 4.22 | 4.07 | 0.15 |
| Jul | 4.57 | 4.52 | 0.05 |
| Aug | 4.68 | 4.77 | -0.09 |
| Sep | 3.77 | 3.77 | 0.00 |
| Oct | 3.89 | 4.03 | -0.14 |
| Nov | 3.17 | 3.22 | -0.05 |
| Dec | 4.07 | 4.40 | -0.33 |
45.12 | 46.51 | -1.39 |