| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.59 | 7.52 | 0.07 |
| Feb | 6.39 | 6.86 | -0.47 |
| Mar | 5.86 | 6.05 | -0.19 |
| Apr | 3.16 | 3.40 | -0.24 |
| May | 1.42 | 1.46 | -0.04 |
| Jun | 0.39 | 0.66 | -0.27 |
| Jul | 0.05 | 0.05 | 0.00 |
| Aug | 0.10 | 0.07 | 0.03 |
| Sep | 0.25 | 0.28 | -0.03 |
| Oct | 2.08 | 2.02 | 0.06 |
| Nov | 4.71 | 4.66 | 0.05 |
| Dec | 9.16 | 9.09 | 0.07 |
41.16 | 42.12 | -0.96 |