| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.64 | 3.64 | 0.00 |
| Feb | 2.81 | 2.80 | 0.01 |
| Mar | 4.00 | 3.98 | 0.02 |
| Apr | 4.09 | 4.07 | 0.02 |
| May | 4.10 | 4.27 | -0.17 |
| Jun | 4.77 | 5.29 | -0.52 |
| Jul | 5.00 | 5.34 | -0.34 |
| Aug | 4.72 | 5.05 | -0.33 |
| Sep | 5.00 | 5.04 | -0.04 |
| Oct | 4.56 | 4.68 | -0.12 |
| Nov | 3.57 | 3.63 | -0.06 |
| Dec | 4.11 | 4.13 | -0.02 |
50.37 | 51.92 | -1.55 |