| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.48 | -0.42 |
| Feb | 1.04 | 1.22 | -0.18 |
| Mar | 1.33 | 1.49 | -0.16 |
| Apr | 2.33 | 2.60 | -0.27 |
| May | 3.10 | 3.30 | -0.20 |
| Jun | 3.98 | 4.30 | -0.32 |
| Jul | 3.77 | 3.84 | -0.07 |
| Aug | 2.87 | 3.41 | -0.54 |
| Sep | 3.29 | 3.69 | -0.40 |
| Oct | 3.13 | 3.60 | -0.47 |
| Nov | 2.06 | 2.36 | -0.30 |
| Dec | 1.61 | 2.01 | -0.40 |
29.57 | 33.30 | -3.73 |