| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.87 | 1.94 | -0.07 |
| Feb | 2.08 | 2.11 | -0.03 |
| Mar | 2.92 | 3.01 | -0.09 |
| Apr | 4.73 | 4.61 | 0.12 |
| May | 5.33 | 5.42 | -0.09 |
| Jun | 4.81 | 4.97 | -0.16 |
| Jul | 4.36 | 4.31 | 0.05 |
| Aug | 3.75 | 4.04 | -0.29 |
| Sep | 4.14 | 4.27 | -0.13 |
| Oct | 3.52 | 3.49 | 0.03 |
| Nov | 3.05 | 3.02 | 0.03 |
| Dec | 2.05 | 2.21 | -0.16 |
42.61 | 43.40 | -0.79 |