| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.27 | -0.12 |
| Feb | 2.62 | 2.75 | -0.13 |
| Mar | 3.31 | 3.31 | 0.00 |
| Apr | 3.86 | 3.83 | 0.03 |
| May | 3.85 | 3.87 | -0.02 |
| Jun | 4.54 | 4.85 | -0.31 |
| Jul | 4.13 | 4.10 | 0.03 |
| Aug | 4.07 | 4.19 | -0.12 |
| Sep | 4.31 | 4.44 | -0.13 |
| Oct | 4.38 | 4.40 | -0.02 |
| Nov | 3.12 | 3.22 | -0.10 |
| Dec | 3.71 | 3.84 | -0.13 |
45.05 | 46.07 | -1.02 |