| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.60 | -0.39 |
| Feb | 1.85 | 2.07 | -0.22 |
| Mar | 2.08 | 2.33 | -0.25 |
| Apr | 3.32 | 3.46 | -0.14 |
| May | 4.21 | 4.19 | 0.02 |
| Jun | 3.95 | 3.89 | 0.06 |
| Jul | 3.67 | 3.69 | -0.02 |
| Aug | 3.72 | 3.93 | -0.21 |
| Sep | 3.27 | 3.25 | 0.02 |
| Oct | 3.64 | 3.52 | 0.12 |
| Nov | 2.60 | 2.84 | -0.24 |
| Dec | 2.13 | 2.37 | -0.24 |
36.65 | 38.14 | -1.49 |