| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.49 | 4.33 | 0.16 |
| Feb | 4.79 | 4.82 | -0.03 |
| Mar | 5.07 | 5.12 | -0.05 |
| Apr | 4.93 | 5.21 | -0.28 |
| May | 5.10 | 5.48 | -0.38 |
| Jun | 4.66 | 4.37 | 0.29 |
| Jul | 4.33 | 4.72 | -0.39 |
| Aug | 3.63 | 3.52 | 0.11 |
| Sep | 3.82 | 3.95 | -0.13 |
| Oct | 3.74 | 3.80 | -0.06 |
| Nov | 3.87 | 3.87 | 0.00 |
| Dec | 5.14 | 5.15 | -0.01 |
53.57 | 54.34 | -0.77 |