| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.11 | 1.08 | 0.03 |
| Feb | 1.09 | 1.11 | -0.02 |
| Mar | 1.94 | 1.92 | 0.02 |
| Apr | 3.69 | 3.75 | -0.06 |
| May | 4.52 | 4.45 | 0.07 |
| Jun | 5.09 | 4.86 | 0.23 |
| Jul | 4.22 | 4.25 | -0.03 |
| Aug | 4.32 | 4.39 | -0.07 |
| Sep | 3.83 | 3.77 | 0.06 |
| Oct | 2.60 | 2.66 | -0.06 |
| Nov | 1.84 | 1.81 | 0.03 |
| Dec | 1.32 | 1.34 | -0.02 |
35.57 | 35.39 | 0.18 |