| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.68 | -0.15 |
| Feb | 2.07 | 2.19 | -0.12 |
| Mar | 2.66 | 2.72 | -0.06 |
| Apr | 3.49 | 3.52 | -0.03 |
| May | 3.64 | 3.60 | 0.04 |
| Jun | 3.84 | 3.62 | 0.22 |
| Jul | 3.59 | 3.57 | 0.02 |
| Aug | 3.53 | 3.45 | 0.08 |
| Sep | 3.56 | 3.48 | 0.08 |
| Oct | 3.26 | 3.22 | 0.04 |
| Nov | 2.85 | 2.88 | -0.03 |
| Dec | 2.59 | 2.71 | -0.12 |
37.61 | 37.64 | -0.03 |