| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.30 | 4.39 | -0.09 |
| Feb | 4.77 | 4.71 | 0.06 |
| Mar | 4.92 | 5.05 | -0.13 |
| Apr | 4.84 | 5.00 | -0.16 |
| May | 5.01 | 5.44 | -0.43 |
| Jun | 4.59 | 4.76 | -0.17 |
| Jul | 4.89 | 5.33 | -0.44 |
| Aug | 3.73 | 3.98 | -0.25 |
| Sep | 3.74 | 3.82 | -0.08 |
| Oct | 3.56 | 3.57 | -0.01 |
| Nov | 3.76 | 3.78 | -0.02 |
| Dec | 4.91 | 4.94 | -0.03 |
53.02 | 54.77 | -1.75 |