| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.22 | 2.26 | -0.04 |
| Feb | 1.80 | 1.82 | -0.02 |
| Mar | 2.02 | 2.04 | -0.02 |
| Apr | 2.46 | 2.51 | -0.05 |
| May | 3.85 | 3.90 | -0.05 |
| Jun | 9.01 | 10.41 | -1.40 |
| Jul | 8.24 | 9.33 | -1.09 |
| Aug | 8.90 | 9.86 | -0.96 |
| Sep | 7.80 | 8.83 | -1.03 |
| Oct | 3.65 | 3.55 | 0.10 |
| Nov | 1.63 | 1.64 | -0.01 |
| Dec | 1.77 | 1.72 | 0.05 |
53.35 | 57.87 | -4.52 |