| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.97 | 3.87 | 0.10 |
| Feb | 3.22 | 3.29 | -0.07 |
| Mar | 3.95 | 3.96 | -0.01 |
| Apr | 3.41 | 3.70 | -0.29 |
| May | 3.77 | 4.38 | -0.61 |
| Jun | 4.82 | 4.82 | 0.00 |
| Jul | 5.80 | 5.92 | -0.12 |
| Aug | 6.09 | 6.47 | -0.38 |
| Sep | 5.62 | 5.94 | -0.32 |
| Oct | 3.86 | 3.84 | 0.02 |
| Nov | 3.35 | 3.41 | -0.06 |
| Dec | 3.53 | 3.66 | -0.13 |
51.39 | 53.26 | -1.87 |