| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.45 | -0.13 |
| Feb | 3.14 | 3.25 | -0.11 |
| Mar | 3.39 | 3.50 | -0.11 |
| Apr | 3.30 | 3.27 | 0.03 |
| May | 3.25 | 3.23 | 0.02 |
| Jun | 5.44 | 5.52 | -0.08 |
| Jul | 5.84 | 6.21 | -0.37 |
| Aug | 6.39 | 6.74 | -0.35 |
| Sep | 5.38 | 5.77 | -0.39 |
| Oct | 4.47 | 4.47 | 0.00 |
| Nov | 2.88 | 2.88 | 0.00 |
| Dec | 3.31 | 3.64 | -0.33 |
50.11 | 51.93 | -1.82 |