| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.35 | -0.11 |
| Feb | 1.06 | 1.21 | -0.15 |
| Mar | 1.82 | 1.90 | -0.08 |
| Apr | 3.11 | 3.27 | -0.16 |
| May | 3.90 | 3.84 | 0.06 |
| Jun | 4.68 | 4.66 | 0.02 |
| Jul | 3.73 | 3.69 | 0.04 |
| Aug | 3.43 | 3.39 | 0.04 |
| Sep | 3.20 | 3.12 | 0.08 |
| Oct | 2.81 | 2.67 | 0.14 |
| Nov | 1.93 | 1.95 | -0.02 |
| Dec | 1.44 | 1.65 | -0.21 |
32.35 | 32.70 | -0.35 |