| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.95 | 3.37 | -0.42 |
| Feb | 2.41 | 2.84 | -0.43 |
| Mar | 3.21 | 3.53 | -0.32 |
| Apr | 3.38 | 3.63 | -0.25 |
| May | 3.50 | 3.68 | -0.18 |
| Jun | 4.29 | 4.16 | 0.13 |
| Jul | 4.16 | 4.41 | -0.25 |
| Aug | 4.28 | 4.53 | -0.25 |
| Sep | 4.17 | 4.27 | -0.10 |
| Oct | 4.31 | 4.49 | -0.18 |
| Nov | 3.27 | 3.41 | -0.14 |
| Dec | 3.53 | 4.07 | -0.54 |
43.46 | 46.39 | -2.93 |