| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.97 | -0.53 |
| Feb | 1.06 | 1.50 | -0.44 |
| Mar | 1.16 | 1.62 | -0.46 |
| Apr | 1.59 | 1.94 | -0.35 |
| May | 2.03 | 2.20 | -0.17 |
| Jun | 2.97 | 3.46 | -0.49 |
| Jul | 1.02 | 1.28 | -0.26 |
| Aug | 0.93 | 0.97 | -0.04 |
| Sep | 1.37 | 1.57 | -0.20 |
| Oct | 1.66 | 1.95 | -0.29 |
| Nov | 1.58 | 1.99 | -0.41 |
| Dec | 1.47 | 2.08 | -0.61 |
18.28 | 22.53 | -4.25 |