| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.46 | -0.01 |
| Feb | 0.54 | 0.63 | -0.09 |
| Mar | 0.87 | 0.97 | -0.10 |
| Apr | 1.74 | 1.88 | -0.14 |
| May | 2.93 | 2.99 | -0.06 |
| Jun | 2.36 | 2.41 | -0.05 |
| Jul | 1.63 | 1.74 | -0.11 |
| Aug | 1.27 | 1.31 | -0.04 |
| Sep | 1.04 | 1.07 | -0.03 |
| Oct | 1.41 | 1.46 | -0.05 |
| Nov | 0.53 | 0.57 | -0.04 |
| Dec | 0.46 | 0.53 | -0.07 |
15.23 | 16.02 | -0.79 |