| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.17 | 1.27 | -0.10 |
| Feb | 1.05 | 0.97 | 0.08 |
| Mar | 1.43 | 1.28 | 0.15 |
| Apr | 1.62 | 1.50 | 0.12 |
| May | 2.11 | 1.62 | 0.49 |
| Jun | 0.89 | 0.80 | 0.09 |
| Jul | 0.41 | 0.35 | 0.06 |
| Aug | 0.38 | 0.41 | -0.03 |
| Sep | 0.69 | 0.68 | 0.01 |
| Oct | 0.89 | 0.88 | 0.01 |
| Nov | 1.01 | 0.95 | 0.06 |
| Dec | 1.12 | 1.21 | -0.09 |
12.77 | 11.92 | 0.85 |