| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.92 | 2.07 | -0.15 |
| Feb | 1.85 | 1.96 | -0.11 |
| Mar | 2.37 | 2.30 | 0.07 |
| Apr | 3.83 | 3.84 | -0.01 |
| May | 4.76 | 4.73 | 0.03 |
| Jun | 4.49 | 4.41 | 0.08 |
| Jul | 3.75 | 3.76 | -0.01 |
| Aug | 3.91 | 4.04 | -0.13 |
| Sep | 3.31 | 3.28 | 0.03 |
| Oct | 3.47 | 3.48 | -0.01 |
| Nov | 2.55 | 2.62 | -0.07 |
| Dec | 2.12 | 2.19 | -0.07 |
38.33 | 38.68 | -0.35 |