| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.78 | 1.87 | -0.09 |
| Feb | 1.72 | 1.84 | -0.12 |
| Mar | 2.21 | 2.28 | -0.07 |
| Apr | 3.76 | 3.76 | 0.00 |
| May | 4.72 | 4.71 | 0.01 |
| Jun | 4.34 | 4.30 | 0.04 |
| Jul | 3.85 | 3.72 | 0.13 |
| Aug | 3.92 | 3.79 | 0.13 |
| Sep | 3.24 | 3.30 | -0.06 |
| Oct | 3.32 | 3.34 | -0.02 |
| Nov | 2.52 | 2.53 | -0.01 |
| Dec | 2.00 | 2.11 | -0.11 |
37.38 | 37.55 | -0.17 |