| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.36 | 1.34 | 0.02 |
| Feb | 1.11 | 1.10 | 0.01 |
| Mar | 1.83 | 1.82 | 0.01 |
| Apr | 3.01 | 3.14 | -0.13 |
| May | 3.45 | 3.56 | -0.11 |
| Jun | 4.39 | 4.26 | 0.13 |
| Jul | 3.80 | 3.68 | 0.12 |
| Aug | 3.41 | 3.42 | -0.01 |
| Sep | 3.51 | 3.44 | 0.07 |
| Oct | 2.96 | 2.94 | 0.02 |
| Nov | 2.02 | 1.98 | 0.04 |
| Dec | 1.67 | 1.65 | 0.02 |
32.52 | 32.33 | 0.19 |