| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.24 | 6.25 | -0.01 |
| Feb | 4.50 | 4.72 | -0.22 |
| Mar | 4.75 | 4.87 | -0.12 |
| Apr | 3.22 | 3.41 | -0.19 |
| May | 2.39 | 2.44 | -0.05 |
| Jun | 1.41 | 1.45 | -0.04 |
| Jul | 0.35 | 0.33 | 0.02 |
| Aug | 0.42 | 0.39 | 0.03 |
| Sep | 1.46 | 1.45 | 0.01 |
| Oct | 3.47 | 3.54 | -0.07 |
| Nov | 6.18 | 6.34 | -0.16 |
| Dec | 7.14 | 7.50 | -0.36 |
41.53 | 42.69 | -1.16 |