| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.28 | 6.25 | 0.03 |
| Feb | 4.54 | 4.70 | -0.16 |
| Mar | 4.82 | 4.87 | -0.05 |
| Apr | 3.29 | 3.38 | -0.09 |
| May | 2.45 | 2.43 | 0.02 |
| Jun | 1.44 | 1.41 | 0.03 |
| Jul | 0.35 | 0.33 | 0.02 |
| Aug | 0.42 | 0.39 | 0.03 |
| Sep | 1.47 | 1.42 | 0.05 |
| Oct | 3.49 | 3.54 | -0.05 |
| Nov | 6.24 | 6.34 | -0.10 |
| Dec | 7.17 | 7.51 | -0.34 |
41.96 | 42.57 | -0.61 |