| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.43 | 3.56 | -0.13 |
| Feb | 2.90 | 3.01 | -0.11 |
| Mar | 3.54 | 3.61 | -0.07 |
| Apr | 2.89 | 2.89 | 0.00 |
| May | 3.43 | 3.28 | 0.15 |
| Jun | 7.45 | 7.80 | -0.35 |
| Jul | 7.04 | 7.05 | -0.01 |
| Aug | 7.38 | 7.56 | -0.18 |
| Sep | 5.71 | 5.54 | 0.17 |
| Oct | 2.85 | 3.03 | -0.18 |
| Nov | 1.91 | 1.94 | -0.03 |
| Dec | 3.01 | 3.10 | -0.09 |
51.54 | 52.37 | -0.83 |