| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.09 | 3.00 | 0.09 |
| Feb | 2.75 | 2.77 | -0.02 |
| Mar | 3.61 | 3.58 | 0.03 |
| Apr | 3.73 | 3.73 | 0.00 |
| May | 4.35 | 4.37 | -0.02 |
| Jun | 4.10 | 4.20 | -0.10 |
| Jul | 4.11 | 3.86 | 0.25 |
| Aug | 3.52 | 3.46 | 0.06 |
| Sep | 3.82 | 3.40 | 0.42 |
| Oct | 2.99 | 2.87 | 0.12 |
| Nov | 2.97 | 2.82 | 0.15 |
| Dec | 3.29 | 3.25 | 0.04 |
42.33 | 41.31 | 1.02 |