| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.65 | -0.04 |
| Feb | 3.01 | 2.94 | 0.07 |
| Mar | 4.14 | 4.16 | -0.02 |
| Apr | 3.61 | 3.70 | -0.09 |
| May | 3.61 | 3.63 | -0.02 |
| Jun | 4.14 | 4.17 | -0.03 |
| Jul | 4.55 | 4.45 | 0.10 |
| Aug | 4.35 | 4.31 | 0.04 |
| Sep | 4.95 | 5.03 | -0.08 |
| Oct | 3.33 | 3.38 | -0.05 |
| Nov | 3.27 | 3.34 | -0.07 |
| Dec | 3.56 | 3.49 | 0.07 |
46.13 | 46.25 | -0.12 |