| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.31 | -0.10 |
| Feb | 2.61 | 2.72 | -0.11 |
| Mar | 3.35 | 3.38 | -0.03 |
| Apr | 3.80 | 3.94 | -0.14 |
| May | 3.97 | 4.04 | -0.07 |
| Jun | 4.39 | 4.63 | -0.24 |
| Jul | 4.24 | 4.25 | -0.01 |
| Aug | 4.32 | 4.13 | 0.19 |
| Sep | 4.30 | 4.46 | -0.16 |
| Oct | 4.51 | 4.48 | 0.03 |
| Nov | 3.28 | 3.31 | -0.03 |
| Dec | 3.43 | 3.58 | -0.15 |
45.41 | 46.23 | -0.82 |