| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.54 | -0.13 |
| Feb | 2.90 | 3.02 | -0.12 |
| Mar | 3.55 | 3.59 | -0.04 |
| Apr | 2.85 | 2.85 | 0.00 |
| May | 3.41 | 3.28 | 0.13 |
| Jun | 7.40 | 7.82 | -0.42 |
| Jul | 7.15 | 7.09 | 0.06 |
| Aug | 7.51 | 7.71 | -0.20 |
| Sep | 5.70 | 5.56 | 0.14 |
| Oct | 2.82 | 3.00 | -0.18 |
| Nov | 1.90 | 1.93 | -0.03 |
| Dec | 3.03 | 3.10 | -0.07 |
51.63 | 52.49 | -0.86 |