| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.02 | 3.12 | -0.10 |
| Feb | 2.33 | 2.24 | 0.09 |
| Mar | 2.94 | 2.94 | 0.00 |
| Apr | 3.91 | 3.97 | -0.06 |
| May | 4.38 | 4.38 | 0.00 |
| Jun | 4.64 | 4.65 | -0.01 |
| Jul | 4.04 | 4.27 | -0.23 |
| Aug | 3.52 | 3.51 | 0.01 |
| Sep | 3.45 | 3.30 | 0.15 |
| Oct | 3.17 | 3.02 | 0.15 |
| Nov | 3.14 | 3.07 | 0.07 |
| Dec | 3.00 | 3.07 | -0.07 |
41.54 | 41.54 | -0.00 |