| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.56 | 1.76 | -0.20 |
| Feb | 1.99 | 2.06 | -0.07 |
| Mar | 2.84 | 2.95 | -0.11 |
| Apr | 4.55 | 4.68 | -0.13 |
| May | 5.49 | 5.54 | -0.05 |
| Jun | 4.95 | 5.12 | -0.17 |
| Jul | 4.40 | 4.42 | -0.02 |
| Aug | 3.56 | 4.01 | -0.45 |
| Sep | 4.13 | 4.37 | -0.24 |
| Oct | 3.31 | 3.48 | -0.17 |
| Nov | 2.84 | 3.02 | -0.18 |
| Dec | 2.17 | 2.26 | -0.09 |
41.79 | 43.67 | -1.88 |