| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.92 | 2.05 | -0.13 |
| Feb | 1.67 | 1.75 | -0.08 |
| Mar | 1.73 | 1.91 | -0.18 |
| Apr | 0.98 | 1.05 | -0.07 |
| May | 0.41 | 0.47 | -0.06 |
| Jun | 0.08 | 0.09 | -0.01 |
| Jul | 0.01 | 0.02 | -0.01 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.05 | 0.06 | -0.01 |
| Oct | 0.47 | 0.49 | -0.02 |
| Nov | 0.88 | 0.94 | -0.06 |
| Dec | 1.63 | 1.74 | -0.11 |
9.84 | 10.57 | -0.73 |