| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.12 | 3.37 | -0.25 |
| Feb | 2.65 | 2.60 | 0.05 |
| Mar | 3.56 | 3.46 | 0.10 |
| Apr | 3.59 | 3.89 | -0.30 |
| May | 4.07 | 4.51 | -0.44 |
| Jun | 4.33 | 4.57 | -0.24 |
| Jul | 4.09 | 3.93 | 0.16 |
| Aug | 3.31 | 3.47 | -0.16 |
| Sep | 3.74 | 3.96 | -0.22 |
| Oct | 2.91 | 2.99 | -0.08 |
| Nov | 2.97 | 3.21 | -0.24 |
| Dec | 3.27 | 3.37 | -0.10 |
41.61 | 43.33 | -1.72 |