| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.09 | 5.16 | -0.07 |
| Feb | 5.66 | 5.75 | -0.09 |
| Mar | 5.29 | 5.27 | 0.02 |
| Apr | 5.89 | 5.87 | 0.02 |
| May | 4.37 | 4.58 | -0.21 |
| Jun | 4.27 | 4.69 | -0.42 |
| Jul | 4.52 | 4.53 | -0.01 |
| Aug | 3.84 | 4.27 | -0.43 |
| Sep | 3.93 | 3.75 | 0.18 |
| Oct | 3.66 | 3.76 | -0.10 |
| Nov | 4.37 | 4.36 | 0.01 |
| Dec | 5.59 | 5.49 | 0.10 |
56.48 | 57.48 | -1.00 |