| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.87 | -0.12 |
| Feb | 1.71 | 1.84 | -0.13 |
| Mar | 2.18 | 2.29 | -0.11 |
| Apr | 3.73 | 3.74 | -0.01 |
| May | 4.72 | 4.73 | -0.01 |
| Jun | 4.41 | 4.30 | 0.11 |
| Jul | 3.80 | 3.72 | 0.08 |
| Aug | 3.94 | 3.80 | 0.14 |
| Sep | 3.30 | 3.33 | -0.03 |
| Oct | 3.29 | 3.31 | -0.02 |
| Nov | 2.52 | 2.52 | 0.00 |
| Dec | 1.97 | 2.11 | -0.14 |
37.32 | 37.56 | -0.24 |