| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.72 | 4.93 | -0.21 |
| Feb | 4.75 | 4.93 | -0.18 |
| Mar | 5.06 | 5.24 | -0.18 |
| Apr | 4.37 | 4.25 | 0.12 |
| May | 3.49 | 3.74 | -0.25 |
| Jun | 4.25 | 4.25 | 0.00 |
| Jul | 4.77 | 4.90 | -0.13 |
| Aug | 4.00 | 4.15 | -0.15 |
| Sep | 3.34 | 3.55 | -0.21 |
| Oct | 3.12 | 3.18 | -0.06 |
| Nov | 4.13 | 4.20 | -0.07 |
| Dec | 5.00 | 5.14 | -0.14 |
51.00 | 52.46 | -1.46 |