| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.94 | 7.05 | -0.11 |
| Feb | 5.13 | 5.33 | -0.20 |
| Mar | 5.45 | 5.33 | 0.12 |
| Apr | 3.57 | 3.60 | -0.03 |
| May | 2.44 | 2.35 | 0.09 |
| Jun | 1.39 | 1.35 | 0.04 |
| Jul | 0.35 | 0.33 | 0.02 |
| Aug | 0.42 | 0.39 | 0.03 |
| Sep | 1.49 | 1.53 | -0.04 |
| Oct | 3.73 | 3.78 | -0.05 |
| Nov | 6.76 | 7.17 | -0.41 |
| Dec | 7.97 | 8.48 | -0.51 |
45.64 | 46.69 | -1.05 |