| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.75 | 3.75 | 0.00 |
| Feb | 3.18 | 3.31 | -0.13 |
| Mar | 3.95 | 3.87 | 0.08 |
| Apr | 3.93 | 3.87 | 0.06 |
| May | 3.95 | 3.84 | 0.11 |
| Jun | 4.17 | 4.29 | -0.12 |
| Jul | 4.73 | 5.07 | -0.34 |
| Aug | 4.25 | 4.27 | -0.02 |
| Sep | 4.08 | 4.32 | -0.24 |
| Oct | 3.29 | 2.95 | 0.34 |
| Nov | 3.38 | 3.25 | 0.13 |
| Dec | 3.72 | 3.62 | 0.10 |
46.38 | 46.41 | -0.03 |