| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.52 | 10.09 | -0.57 |
| Feb | 7.28 | 7.71 | -0.43 |
| Mar | 7.75 | 8.10 | -0.35 |
| Apr | 5.53 | 5.79 | -0.26 |
| May | 3.19 | 3.31 | -0.12 |
| Jun | 1.66 | 1.79 | -0.13 |
| Jul | 0.40 | 0.40 | 0.00 |
| Aug | 0.49 | 0.53 | -0.04 |
| Sep | 1.62 | 1.62 | 0.00 |
| Oct | 4.46 | 4.55 | -0.09 |
| Nov | 8.61 | 9.06 | -0.45 |
| Dec | 11.23 | 11.83 | -0.60 |
61.74 | 64.78 | -3.04 |