| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.07 | 7.54 | -0.47 |
| Feb | 4.72 | 4.86 | -0.14 |
| Mar | 5.11 | 5.55 | -0.44 |
| Apr | 3.54 | 3.82 | -0.28 |
| May | 2.03 | 2.16 | -0.13 |
| Jun | 1.44 | 1.62 | -0.18 |
| Jul | 0.69 | 0.71 | -0.02 |
| Aug | 0.97 | 1.04 | -0.07 |
| Sep | 1.68 | 1.78 | -0.10 |
| Oct | 4.54 | 4.65 | -0.11 |
| Nov | 7.35 | 8.06 | -0.71 |
| Dec | 7.44 | 7.89 | -0.45 |
46.58 | 49.68 | -3.10 |