| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.41 | 1.51 | -0.10 |
| Feb | 1.45 | 1.55 | -0.10 |
| Mar | 2.10 | 2.12 | -0.02 |
| Apr | 3.77 | 3.90 | -0.13 |
| May | 4.22 | 4.24 | -0.02 |
| Jun | 5.48 | 5.48 | 0.00 |
| Jul | 4.54 | 4.43 | 0.11 |
| Aug | 4.17 | 4.32 | -0.15 |
| Sep | 3.68 | 3.50 | 0.18 |
| Oct | 2.97 | 3.04 | -0.07 |
| Nov | 2.34 | 2.40 | -0.06 |
| Dec | 1.69 | 1.82 | -0.13 |
37.82 | 38.31 | -0.49 |