| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.63 | -0.14 |
| Feb | 0.46 | 0.85 | -0.39 |
| Mar | 0.74 | 1.18 | -0.44 |
| Apr | 1.52 | 1.85 | -0.33 |
| May | 2.26 | 2.73 | -0.47 |
| Jun | 1.36 | 1.48 | -0.12 |
| Jul | 1.02 | 1.15 | -0.13 |
| Aug | 0.85 | 0.91 | -0.06 |
| Sep | 1.00 | 1.12 | -0.12 |
| Oct | 1.10 | 1.45 | -0.35 |
| Nov | 0.54 | 0.74 | -0.20 |
| Dec | 0.47 | 0.81 | -0.34 |
11.81 | 14.90 | -3.09 |