| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.59 | 2.41 | 0.18 |
| Feb | 2.20 | 2.26 | -0.06 |
| Mar | 2.89 | 3.00 | -0.11 |
| Apr | 3.33 | 3.39 | -0.06 |
| May | 3.58 | 3.68 | -0.10 |
| Jun | 4.27 | 4.37 | -0.10 |
| Jul | 4.13 | 4.08 | 0.05 |
| Aug | 4.26 | 4.52 | -0.26 |
| Sep | 4.09 | 4.33 | -0.24 |
| Oct | 4.14 | 4.35 | -0.21 |
| Nov | 2.96 | 3.05 | -0.09 |
| Dec | 3.24 | 3.19 | 0.05 |
41.68 | 42.63 | -0.95 |