| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.19 | 1.05 | 0.14 |
| Feb | 1.16 | 1.05 | 0.11 |
| Mar | 2.09 | 1.96 | 0.13 |
| Apr | 3.85 | 3.89 | -0.04 |
| May | 4.71 | 4.77 | -0.06 |
| Jun | 5.65 | 5.74 | -0.09 |
| Jul | 4.55 | 4.49 | 0.06 |
| Aug | 4.22 | 4.47 | -0.25 |
| Sep | 3.89 | 3.67 | 0.22 |
| Oct | 2.69 | 2.69 | 0.00 |
| Nov | 2.10 | 1.96 | 0.14 |
| Dec | 1.41 | 1.55 | -0.14 |
37.51 | 37.29 | 0.22 |