| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.17 | 5.17 | 0.00 |
| Feb | 5.42 | 5.31 | 0.11 |
| Mar | 5.42 | 5.41 | 0.01 |
| Apr | 4.77 | 5.00 | -0.23 |
| May | 4.22 | 4.52 | -0.30 |
| Jun | 4.67 | 4.73 | -0.06 |
| Jul | 4.35 | 4.37 | -0.02 |
| Aug | 4.01 | 4.16 | -0.15 |
| Sep | 3.87 | 3.94 | -0.07 |
| Oct | 3.39 | 3.44 | -0.05 |
| Nov | 4.18 | 4.40 | -0.22 |
| Dec | 5.26 | 5.28 | -0.02 |
54.73 | 55.73 | -1.00 |