| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.15 | -0.15 |
| Feb | 2.52 | 2.56 | -0.04 |
| Mar | 3.58 | 3.56 | 0.02 |
| Apr | 3.95 | 3.99 | -0.04 |
| May | 4.21 | 4.21 | 0.00 |
| Jun | 4.42 | 4.48 | -0.06 |
| Jul | 4.47 | 4.42 | 0.05 |
| Aug | 3.54 | 3.47 | 0.07 |
| Sep | 3.05 | 3.17 | -0.12 |
| Oct | 2.93 | 2.95 | -0.02 |
| Nov | 2.89 | 2.91 | -0.02 |
| Dec | 3.16 | 3.12 | 0.04 |
41.72 | 41.99 | -0.27 |