| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.08 | 4.13 | -0.05 |
| Feb | 4.57 | 4.74 | -0.17 |
| Mar | 5.01 | 5.08 | -0.07 |
| Apr | 5.23 | 5.21 | 0.02 |
| May | 5.21 | 5.67 | -0.46 |
| Jun | 4.93 | 4.26 | 0.67 |
| Jul | 4.35 | 4.67 | -0.32 |
| Aug | 3.57 | 3.52 | 0.05 |
| Sep | 3.76 | 3.77 | -0.01 |
| Oct | 3.71 | 4.08 | -0.37 |
| Nov | 4.15 | 4.12 | 0.03 |
| Dec | 4.82 | 5.05 | -0.23 |
53.39 | 54.30 | -0.91 |