| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.42 | 0.92 | 0.50 |
| Feb | 1.45 | 0.94 | 0.51 |
| Mar | 1.56 | 1.08 | 0.48 |
| Apr | 1.91 | 1.48 | 0.43 |
| May | 1.75 | 1.50 | 0.25 |
| Jun | 1.15 | 0.92 | 0.23 |
| Jul | 1.57 | 1.29 | 0.28 |
| Aug | 1.54 | 1.38 | 0.16 |
| Sep | 1.63 | 1.37 | 0.26 |
| Oct | 1.46 | 1.13 | 0.33 |
| Nov | 1.44 | 0.87 | 0.57 |
| Dec | 1.36 | 0.97 | 0.39 |
18.24 | 13.85 | 4.39 |