| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.12 | 2.53 | -0.41 |
| Feb | 1.37 | 1.55 | -0.18 |
| Mar | 1.37 | 1.74 | -0.37 |
| Apr | 2.27 | 2.30 | -0.03 |
| May | 2.91 | 2.77 | 0.14 |
| Jun | 2.95 | 2.72 | 0.23 |
| Jul | 3.13 | 2.79 | 0.34 |
| Aug | 2.94 | 2.57 | 0.37 |
| Sep | 3.30 | 3.07 | 0.23 |
| Oct | 3.27 | 3.14 | 0.13 |
| Nov | 2.19 | 2.49 | -0.30 |
| Dec | 1.85 | 2.44 | -0.59 |
29.67 | 30.11 | -0.44 |