| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.71 | 3.94 | -0.23 |
| Feb | 3.33 | 3.50 | -0.17 |
| Mar | 4.80 | 5.12 | -0.32 |
| Apr | 4.23 | 4.52 | -0.29 |
| May | 3.40 | 3.44 | -0.04 |
| Jun | 3.57 | 3.52 | 0.05 |
| Jul | 3.09 | 3.12 | -0.03 |
| Aug | 3.63 | 3.56 | 0.07 |
| Sep | 3.83 | 3.70 | 0.13 |
| Oct | 4.44 | 4.50 | -0.06 |
| Nov | 3.92 | 3.99 | -0.07 |
| Dec | 4.56 | 4.77 | -0.21 |
46.51 | 47.68 | -1.17 |