| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.50 | -0.03 |
| Feb | 1.75 | 1.76 | -0.01 |
| Mar | 2.50 | 2.41 | 0.09 |
| Apr | 3.69 | 3.68 | 0.01 |
| May | 4.81 | 4.87 | -0.06 |
| Jun | 4.96 | 4.72 | 0.24 |
| Jul | 4.01 | 4.01 | 0.00 |
| Aug | 3.84 | 3.82 | 0.02 |
| Sep | 3.61 | 3.56 | 0.05 |
| Oct | 2.84 | 2.78 | 0.06 |
| Nov | 2.29 | 2.28 | 0.01 |
| Dec | 1.91 | 1.94 | -0.03 |
37.68 | 37.33 | 0.35 |