| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.87 | 2.87 | 0.00 |
| Feb | 2.31 | 2.27 | 0.04 |
| Mar | 3.47 | 3.57 | -0.10 |
| Apr | 3.30 | 3.72 | -0.42 |
| May | 4.23 | 4.57 | -0.34 |
| Jun | 4.35 | 4.38 | -0.03 |
| Jul | 4.05 | 3.92 | 0.13 |
| Aug | 3.34 | 3.27 | 0.07 |
| Sep | 4.26 | 4.77 | -0.51 |
| Oct | 3.39 | 3.48 | -0.09 |
| Nov | 2.97 | 3.03 | -0.06 |
| Dec | 3.18 | 3.40 | -0.22 |
41.72 | 43.25 | -1.53 |