| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.28 | 1.20 | 0.08 |
| Feb | 1.31 | 1.26 | 0.05 |
| Mar | 2.06 | 1.94 | 0.12 |
| Apr | 3.77 | 3.77 | 0.00 |
| May | 4.41 | 4.36 | 0.05 |
| Jun | 5.56 | 5.73 | -0.17 |
| Jul | 4.99 | 4.84 | 0.15 |
| Aug | 4.02 | 3.89 | 0.13 |
| Sep | 4.07 | 3.91 | 0.16 |
| Oct | 2.84 | 2.88 | -0.04 |
| Nov | 2.22 | 2.22 | 0.00 |
| Dec | 1.63 | 1.61 | 0.02 |
38.16 | 37.61 | 0.55 |