| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.17 | 1.08 | 0.09 |
| Feb | 1.15 | 1.09 | 0.06 |
| Mar | 1.14 | 1.18 | -0.04 |
| Apr | 0.77 | 0.90 | -0.13 |
| May | 0.74 | 0.97 | -0.23 |
| Jun | 0.79 | 0.81 | -0.02 |
| Jul | 2.92 | 2.75 | 0.17 |
| Aug | 2.61 | 2.49 | 0.12 |
| Sep | 1.53 | 1.63 | -0.10 |
| Oct | 1.35 | 1.39 | -0.04 |
| Nov | 0.94 | 1.08 | -0.14 |
| Dec | 1.51 | 1.28 | 0.23 |
16.62 | 16.65 | -0.03 |