| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.13 | 2.20 | -0.07 |
| Feb | 1.88 | 2.00 | -0.12 |
| Mar | 2.40 | 2.39 | 0.01 |
| Apr | 3.82 | 3.84 | -0.02 |
| May | 4.42 | 4.52 | -0.10 |
| Jun | 4.31 | 4.30 | 0.01 |
| Jul | 3.90 | 4.15 | -0.25 |
| Aug | 4.03 | 4.06 | -0.03 |
| Sep | 3.31 | 3.28 | 0.03 |
| Oct | 3.46 | 3.47 | -0.01 |
| Nov | 2.61 | 2.66 | -0.05 |
| Dec | 2.14 | 2.26 | -0.12 |
38.41 | 39.13 | -0.72 |