| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.58 | -0.02 |
| Feb | 2.87 | 2.97 | -0.10 |
| Mar | 4.45 | 4.45 | 0.00 |
| Apr | 3.40 | 3.54 | -0.14 |
| May | 3.45 | 3.49 | -0.04 |
| Jun | 3.80 | 4.11 | -0.31 |
| Jul | 4.73 | 4.65 | 0.08 |
| Aug | 4.78 | 4.91 | -0.13 |
| Sep | 3.82 | 4.07 | -0.25 |
| Oct | 4.17 | 4.13 | 0.04 |
| Nov | 3.32 | 3.32 | 0.00 |
| Dec | 4.37 | 4.41 | -0.04 |
46.72 | 47.63 | -0.91 |