| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 2.84 | 0.10 |
| Feb | 2.31 | 2.22 | 0.09 |
| Mar | 2.75 | 2.86 | -0.11 |
| Apr | 2.51 | 2.59 | -0.08 |
| May | 2.73 | 2.71 | 0.02 |
| Jun | 7.23 | 7.35 | -0.12 |
| Jul | 8.41 | 8.07 | 0.34 |
| Aug | 9.22 | 9.08 | 0.14 |
| Sep | 6.55 | 7.19 | -0.64 |
| Oct | 2.70 | 2.64 | 0.06 |
| Nov | 1.66 | 1.71 | -0.05 |
| Dec | 2.56 | 2.47 | 0.09 |
51.57 | 51.73 | -0.16 |