| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.19 | 1.28 | -0.09 |
| Feb | 1.54 | 1.67 | -0.13 |
| Mar | 2.40 | 2.53 | -0.13 |
| Apr | 4.05 | 4.12 | -0.07 |
| May | 5.47 | 5.56 | -0.09 |
| Jun | 5.14 | 5.48 | -0.34 |
| Jul | 4.55 | 4.54 | 0.01 |
| Aug | 4.47 | 4.40 | 0.07 |
| Sep | 3.90 | 4.25 | -0.35 |
| Oct | 3.25 | 3.32 | -0.07 |
| Nov | 2.19 | 2.26 | -0.07 |
| Dec | 1.62 | 1.73 | -0.11 |
39.77 | 41.14 | -1.37 |