| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.81 | -0.07 |
| Feb | 0.67 | 0.68 | -0.01 |
| Mar | 0.82 | 0.94 | -0.12 |
| Apr | 0.83 | 0.90 | -0.07 |
| May | 1.04 | 1.09 | -0.05 |
| Jun | 1.08 | 0.97 | 0.11 |
| Jul | 2.58 | 2.50 | 0.08 |
| Aug | 2.67 | 3.44 | -0.77 |
| Sep | 1.71 | 1.92 | -0.21 |
| Oct | 1.26 | 1.44 | -0.18 |
| Nov | 0.77 | 0.93 | -0.16 |
| Dec | 0.84 | 0.92 | -0.08 |
15.01 | 16.54 | -1.53 |