| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.75 | 1.14 | -0.39 |
| Feb | 0.80 | 1.35 | -0.55 |
| Mar | 1.02 | 1.53 | -0.51 |
| Apr | 2.06 | 2.84 | -0.78 |
| May | 3.12 | 4.23 | -1.11 |
| Jun | 2.88 | 3.49 | -0.61 |
| Jul | 2.23 | 2.85 | -0.62 |
| Aug | 1.69 | 2.37 | -0.68 |
| Sep | 1.26 | 1.73 | -0.47 |
| Oct | 1.63 | 2.25 | -0.62 |
| Nov | 0.84 | 1.28 | -0.44 |
| Dec | 0.66 | 1.04 | -0.38 |
18.94 | 26.10 | -7.16 |