| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.35 | 1.19 | 0.16 |
| Feb | 1.71 | 1.42 | 0.29 |
| Mar | 1.29 | 1.04 | 0.25 |
| Apr | 0.74 | 0.67 | 0.07 |
| May | 0.39 | 0.37 | 0.02 |
| Jun | 0.18 | 0.16 | 0.02 |
| Jul | 0.62 | 0.52 | 0.10 |
| Aug | 0.84 | 0.72 | 0.12 |
| Sep | 0.73 | 0.60 | 0.13 |
| Oct | 0.86 | 0.73 | 0.13 |
| Nov | 0.74 | 0.71 | 0.03 |
| Dec | 1.11 | 0.82 | 0.29 |
10.56 | 8.95 | 1.61 |