| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.78 | 1.80 | -0.02 |
| Feb | 1.71 | 1.72 | -0.01 |
| Mar | 2.28 | 2.37 | -0.09 |
| Apr | 2.27 | 2.42 | -0.15 |
| May | 3.78 | 3.85 | -0.07 |
| Jun | 3.21 | 3.19 | 0.02 |
| Jul | 2.19 | 2.39 | -0.20 |
| Aug | 2.31 | 2.21 | 0.10 |
| Sep | 3.35 | 3.36 | -0.01 |
| Oct | 3.05 | 3.17 | -0.12 |
| Nov | 2.01 | 2.40 | -0.39 |
| Dec | 1.75 | 1.92 | -0.17 |
29.69 | 30.80 | -1.11 |