| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.75 | 5.19 | -0.44 |
| Feb | 5.17 | 5.24 | -0.07 |
| Mar | 5.37 | 5.48 | -0.11 |
| Apr | 5.08 | 5.72 | -0.64 |
| May | 4.44 | 5.17 | -0.73 |
| Jun | 4.97 | 5.08 | -0.11 |
| Jul | 5.03 | 5.25 | -0.22 |
| Aug | 3.77 | 4.22 | -0.45 |
| Sep | 4.30 | 4.19 | 0.11 |
| Oct | 3.62 | 3.35 | 0.27 |
| Nov | 4.41 | 4.50 | -0.09 |
| Dec | 5.98 | 5.96 | 0.02 |
56.89 | 59.35 | -2.46 |