| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.76 | -0.04 |
| Feb | 0.77 | 0.79 | -0.02 |
| Mar | 1.58 | 1.62 | -0.04 |
| Apr | 3.17 | 3.27 | -0.10 |
| May | 4.35 | 4.52 | -0.17 |
| Jun | 4.82 | 4.74 | 0.08 |
| Jul | 3.76 | 3.68 | 0.08 |
| Aug | 3.63 | 3.59 | 0.04 |
| Sep | 3.18 | 3.05 | 0.13 |
| Oct | 2.28 | 2.39 | -0.11 |
| Nov | 1.36 | 1.19 | 0.17 |
| Dec | 0.97 | 0.93 | 0.04 |
30.59 | 30.53 | 0.06 |