| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.61 | -0.17 |
| Feb | 0.48 | 0.66 | -0.18 |
| Mar | 1.09 | 1.48 | -0.39 |
| Apr | 1.81 | 2.25 | -0.44 |
| May | 2.22 | 2.38 | -0.16 |
| Jun | 1.86 | 2.01 | -0.15 |
| Jul | 2.35 | 2.18 | 0.17 |
| Aug | 1.91 | 2.12 | -0.21 |
| Sep | 1.22 | 1.43 | -0.21 |
| Oct | 1.02 | 1.18 | -0.16 |
| Nov | 0.71 | 0.93 | -0.22 |
| Dec | 0.47 | 0.65 | -0.18 |
15.58 | 17.88 | -2.30 |