| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.11 | 1.07 | 0.04 |
| Feb | 1.15 | 1.21 | -0.06 |
| Mar | 1.91 | 2.06 | -0.15 |
| Apr | 3.87 | 3.94 | -0.07 |
| May | 4.68 | 4.70 | -0.02 |
| Jun | 5.77 | 5.68 | 0.09 |
| Jul | 4.26 | 4.63 | -0.37 |
| Aug | 4.10 | 4.20 | -0.10 |
| Sep | 3.62 | 3.43 | 0.19 |
| Oct | 2.77 | 2.85 | -0.08 |
| Nov | 1.98 | 1.96 | 0.02 |
| Dec | 1.46 | 1.48 | -0.02 |
36.68 | 37.21 | -0.53 |