| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 3.12 | -0.49 |
| Feb | 2.12 | 2.57 | -0.45 |
| Mar | 2.55 | 2.81 | -0.26 |
| Apr | 3.24 | 3.67 | -0.43 |
| May | 3.28 | 3.55 | -0.27 |
| Jun | 3.93 | 4.13 | -0.20 |
| Jul | 3.98 | 4.20 | -0.22 |
| Aug | 3.55 | 3.64 | -0.09 |
| Sep | 4.02 | 4.15 | -0.13 |
| Oct | 4.31 | 4.67 | -0.36 |
| Nov | 3.13 | 3.56 | -0.43 |
| Dec | 2.84 | 3.29 | -0.45 |
39.58 | 43.36 | -3.78 |