| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.40 | -0.01 |
| Feb | 0.49 | 0.57 | -0.08 |
| Mar | 0.93 | 0.98 | -0.05 |
| Apr | 1.99 | 1.77 | 0.22 |
| May | 2.71 | 2.34 | 0.37 |
| Jun | 2.13 | 2.11 | 0.02 |
| Jul | 1.67 | 1.97 | -0.30 |
| Aug | 1.39 | 1.50 | -0.11 |
| Sep | 1.39 | 1.35 | 0.04 |
| Oct | 1.10 | 1.17 | -0.07 |
| Nov | 0.70 | 0.68 | 0.02 |
| Dec | 0.55 | 0.65 | -0.10 |
15.44 | 15.49 | -0.05 |