| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.47 | 0.15 |
| Feb | 3.72 | 3.74 | -0.02 |
| Mar | 4.36 | 4.28 | 0.08 |
| Apr | 4.06 | 3.89 | 0.17 |
| May | 4.79 | 4.82 | -0.03 |
| Jun | 3.89 | 3.97 | -0.08 |
| Jul | 2.94 | 2.83 | 0.11 |
| Aug | 2.79 | 2.58 | 0.21 |
| Sep | 3.53 | 3.15 | 0.38 |
| Oct | 4.70 | 4.56 | 0.14 |
| Nov | 3.73 | 3.68 | 0.05 |
| Dec | 4.39 | 4.44 | -0.05 |
46.52 | 45.41 | 1.11 |