| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.40 | 2.44 | -0.04 |
| Feb | 1.72 | 1.77 | -0.05 |
| Mar | 1.52 | 1.44 | 0.08 |
| Apr | 0.91 | 1.10 | -0.19 |
| May | 1.01 | 1.14 | -0.13 |
| Jun | 0.57 | 0.71 | -0.14 |
| Jul | 0.44 | 0.47 | -0.03 |
| Aug | 0.26 | 0.29 | -0.03 |
| Sep | 0.28 | 0.37 | -0.09 |
| Oct | 0.94 | 0.99 | -0.05 |
| Nov | 1.60 | 1.92 | -0.32 |
| Dec | 2.37 | 3.03 | -0.66 |
14.02 | 15.67 | -1.65 |