| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.81 | 0.78 | 0.03 |
| Feb | 0.99 | 1.01 | -0.02 |
| Mar | 1.86 | 1.77 | 0.09 |
| Apr | 3.23 | 3.27 | -0.04 |
| May | 4.87 | 4.84 | 0.03 |
| Jun | 4.97 | 4.94 | 0.03 |
| Jul | 3.72 | 3.58 | 0.14 |
| Aug | 3.95 | 4.02 | -0.07 |
| Sep | 3.11 | 2.99 | 0.12 |
| Oct | 2.46 | 2.49 | -0.03 |
| Nov | 1.36 | 1.35 | 0.01 |
| Dec | 1.27 | 1.29 | -0.02 |
32.60 | 32.33 | 0.27 |