| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.42 | 2.56 | -0.14 |
| Feb | 2.15 | 2.09 | 0.06 |
| Mar | 3.36 | 3.39 | -0.03 |
| Apr | 4.63 | 4.74 | -0.11 |
| May | 4.91 | 4.97 | -0.06 |
| Jun | 4.32 | 4.42 | -0.10 |
| Jul | 3.81 | 3.89 | -0.08 |
| Aug | 3.54 | 3.48 | 0.06 |
| Sep | 3.27 | 3.13 | 0.14 |
| Oct | 3.12 | 3.10 | 0.02 |
| Nov | 3.35 | 3.42 | -0.07 |
| Dec | 2.55 | 2.64 | -0.09 |
41.43 | 41.83 | -0.40 |