| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.28 | 1.59 | -0.31 |
| Feb | 1.04 | 1.11 | -0.07 |
| Mar | 1.53 | 1.73 | -0.20 |
| Apr | 2.57 | 2.83 | -0.26 |
| May | 3.23 | 3.23 | 0.00 |
| Jun | 3.54 | 3.64 | -0.10 |
| Jul | 3.61 | 3.69 | -0.08 |
| Aug | 3.24 | 3.33 | -0.09 |
| Sep | 3.06 | 3.10 | -0.04 |
| Oct | 3.10 | 3.00 | 0.10 |
| Nov | 2.02 | 2.17 | -0.15 |
| Dec | 1.72 | 1.93 | -0.21 |
29.94 | 31.35 | -1.41 |