| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.39 | 0.36 | 0.03 |
| Feb | 0.33 | 0.30 | 0.03 |
| Mar | 0.65 | 0.64 | 0.01 |
| Apr | 0.71 | 0.69 | 0.02 |
| May | 1.39 | 1.54 | -0.15 |
| Jun | 1.57 | 1.55 | 0.02 |
| Jul | 2.87 | 2.62 | 0.25 |
| Aug | 2.55 | 2.49 | 0.06 |
| Sep | 1.72 | 1.75 | -0.03 |
| Oct | 1.64 | 1.30 | 0.34 |
| Nov | 0.41 | 0.40 | 0.01 |
| Dec | 0.52 | 0.55 | -0.03 |
14.75 | 14.19 | 0.56 |