| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.40 | -0.34 |
| Feb | 2.42 | 2.52 | -0.10 |
| Mar | 2.12 | 2.30 | -0.18 |
| Apr | 2.09 | 2.23 | -0.14 |
| May | 2.04 | 2.22 | -0.18 |
| Jun | 1.64 | 1.72 | -0.08 |
| Jul | 0.57 | 0.56 | 0.01 |
| Aug | 0.53 | 0.46 | 0.07 |
| Sep | 0.74 | 0.86 | -0.12 |
| Oct | 1.85 | 1.94 | -0.09 |
| Nov | 2.71 | 2.87 | -0.16 |
| Dec | 3.55 | 3.51 | 0.04 |
23.32 | 24.59 | -1.27 |