| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.45 | -0.01 |
| Feb | 0.50 | 0.48 | 0.02 |
| Mar | 1.15 | 1.11 | 0.04 |
| Apr | 2.03 | 1.82 | 0.21 |
| May | 2.50 | 2.57 | -0.07 |
| Jun | 1.73 | 1.61 | 0.12 |
| Jul | 1.54 | 1.45 | 0.09 |
| Aug | 1.36 | 1.34 | 0.02 |
| Sep | 1.31 | 1.36 | -0.05 |
| Oct | 1.11 | 1.10 | 0.01 |
| Nov | 0.73 | 0.69 | 0.04 |
| Dec | 0.44 | 0.53 | -0.09 |
14.84 | 14.51 | 0.33 |