| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.14 | 3.41 | -0.27 |
| Feb | 2.55 | 2.83 | -0.28 |
| Mar | 2.94 | 3.17 | -0.23 |
| Apr | 3.41 | 3.49 | -0.08 |
| May | 3.44 | 3.52 | -0.08 |
| Jun | 3.79 | 3.77 | 0.02 |
| Jul | 3.85 | 3.85 | 0.00 |
| Aug | 3.62 | 3.73 | -0.11 |
| Sep | 3.65 | 3.62 | 0.03 |
| Oct | 4.30 | 4.37 | -0.07 |
| Nov | 3.65 | 3.74 | -0.09 |
| Dec | 3.53 | 3.77 | -0.24 |
41.87 | 43.27 | -1.40 |