| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.86 | 8.71 | -0.85 |
| Feb | 7.56 | 8.33 | -0.77 |
| Mar | 5.57 | 6.20 | -0.63 |
| Apr | 2.59 | 2.93 | -0.34 |
| May | 1.39 | 1.61 | -0.22 |
| Jun | 0.27 | 0.33 | -0.06 |
| Jul | 0.01 | 0.03 | -0.02 |
| Aug | 0.03 | 0.07 | -0.04 |
| Sep | 0.15 | 0.16 | -0.01 |
| Oct | 1.71 | 1.81 | -0.10 |
| Nov | 4.08 | 4.41 | -0.33 |
| Dec | 8.09 | 9.72 | -1.63 |
39.31 | 44.31 | -5.00 |