| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.54 | 0.10 |
| Feb | 0.79 | 0.64 | 0.15 |
| Mar | 1.71 | 1.49 | 0.22 |
| Apr | 2.55 | 2.19 | 0.36 |
| May | 2.79 | 2.55 | 0.24 |
| Jun | 1.85 | 1.63 | 0.22 |
| Jul | 1.77 | 1.50 | 0.27 |
| Aug | 1.68 | 1.35 | 0.33 |
| Sep | 1.50 | 1.64 | -0.14 |
| Oct | 1.37 | 1.21 | 0.16 |
| Nov | 0.97 | 0.81 | 0.16 |
| Dec | 0.62 | 0.56 | 0.06 |
18.24 | 16.11 | 2.13 |