| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.36 | 0.36 | 0.00 |
| Feb | 0.52 | 0.58 | -0.06 |
| Mar | 0.77 | 0.84 | -0.07 |
| Apr | 1.53 | 1.67 | -0.14 |
| May | 2.34 | 2.47 | -0.13 |
| Jun | 1.36 | 1.58 | -0.22 |
| Jul | 0.97 | 0.98 | -0.01 |
| Aug | 0.79 | 0.75 | 0.04 |
| Sep | 0.96 | 0.95 | 0.01 |
| Oct | 1.11 | 1.13 | -0.02 |
| Nov | 0.54 | 0.53 | 0.01 |
| Dec | 0.44 | 0.38 | 0.06 |
11.69 | 12.22 | -0.53 |