| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.04 | 5.24 | -0.20 |
| Feb | 4.85 | 4.88 | -0.03 |
| Mar | 5.30 | 5.20 | 0.10 |
| Apr | 4.63 | 4.87 | -0.24 |
| May | 3.63 | 3.55 | 0.08 |
| Jun | 5.26 | 5.46 | -0.20 |
| Jul | 5.96 | 6.73 | -0.77 |
| Aug | 5.00 | 5.31 | -0.31 |
| Sep | 4.47 | 4.50 | -0.03 |
| Oct | 3.39 | 3.36 | 0.03 |
| Nov | 4.06 | 3.95 | 0.11 |
| Dec | 5.36 | 5.25 | 0.11 |
56.95 | 58.30 | -1.35 |