| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.84 | 0.81 | 0.03 |
| Feb | 0.75 | 0.68 | 0.07 |
| Mar | 1.26 | 1.31 | -0.05 |
| Apr | 1.37 | 1.36 | 0.01 |
| May | 2.82 | 2.70 | 0.12 |
| Jun | 1.82 | 1.75 | 0.07 |
| Jul | 1.85 | 1.70 | 0.15 |
| Aug | 1.72 | 1.67 | 0.05 |
| Sep | 3.77 | 3.92 | -0.15 |
| Oct | 1.57 | 1.66 | -0.09 |
| Nov | 1.05 | 0.96 | 0.09 |
| Dec | 1.04 | 1.01 | 0.03 |
19.86 | 19.53 | 0.33 |