| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.32 | 1.35 | -0.03 |
| Feb | 1.07 | 1.14 | -0.07 |
| Mar | 1.78 | 1.82 | -0.04 |
| Apr | 2.99 | 3.02 | -0.03 |
| May | 3.45 | 3.50 | -0.05 |
| Jun | 4.38 | 4.32 | 0.06 |
| Jul | 3.71 | 3.63 | 0.08 |
| Aug | 3.39 | 3.34 | 0.05 |
| Sep | 3.52 | 3.46 | 0.06 |
| Oct | 2.98 | 2.93 | 0.05 |
| Nov | 2.03 | 2.04 | -0.01 |
| Dec | 1.65 | 1.69 | -0.04 |
32.27 | 32.24 | 0.03 |