| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.46 | -0.02 |
| Feb | 1.66 | 1.70 | -0.04 |
| Mar | 2.47 | 2.47 | 0.00 |
| Apr | 3.75 | 3.63 | 0.12 |
| May | 4.69 | 4.71 | -0.02 |
| Jun | 4.80 | 4.75 | 0.05 |
| Jul | 4.09 | 4.21 | -0.12 |
| Aug | 4.01 | 3.89 | 0.12 |
| Sep | 3.48 | 3.38 | 0.10 |
| Oct | 2.82 | 2.73 | 0.09 |
| Nov | 2.31 | 2.20 | 0.11 |
| Dec | 1.87 | 1.94 | -0.07 |
37.39 | 37.07 | 0.32 |