| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.57 | 1.58 | -0.01 |
| Feb | 1.37 | 1.50 | -0.13 |
| Mar | 1.89 | 1.97 | -0.08 |
| Apr | 3.52 | 3.72 | -0.20 |
| May | 3.65 | 3.67 | -0.02 |
| Jun | 3.95 | 3.75 | 0.20 |
| Jul | 3.47 | 3.61 | -0.14 |
| Aug | 3.47 | 3.78 | -0.31 |
| Sep | 2.84 | 2.99 | -0.15 |
| Oct | 2.79 | 2.69 | 0.10 |
| Nov | 2.09 | 1.97 | 0.12 |
| Dec | 1.81 | 1.85 | -0.04 |
32.42 | 33.08 | -0.66 |