| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.25 | 1.33 | -0.08 |
| Feb | 1.11 | 1.23 | -0.12 |
| Mar | 1.84 | 1.86 | -0.02 |
| Apr | 3.26 | 3.38 | -0.12 |
| May | 3.87 | 3.89 | -0.02 |
| Jun | 4.73 | 4.80 | -0.07 |
| Jul | 3.99 | 3.95 | 0.04 |
| Aug | 3.79 | 3.65 | 0.14 |
| Sep | 3.18 | 3.17 | 0.01 |
| Oct | 2.84 | 2.80 | 0.04 |
| Nov | 2.05 | 2.00 | 0.05 |
| Dec | 1.48 | 1.56 | -0.08 |
33.39 | 33.62 | -0.23 |