| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.72 | 5.22 | 0.50 |
| Feb | 3.59 | 3.38 | 0.21 |
| Mar | 4.13 | 4.39 | -0.26 |
| Apr | 3.24 | 3.44 | -0.20 |
| May | 2.69 | 2.52 | 0.17 |
| Jun | 2.02 | 2.08 | -0.06 |
| Jul | 1.17 | 1.12 | 0.05 |
| Aug | 1.33 | 1.14 | 0.19 |
| Sep | 2.41 | 2.31 | 0.10 |
| Oct | 4.54 | 4.42 | 0.12 |
| Nov | 6.38 | 6.27 | 0.11 |
| Dec | 5.49 | 5.53 | -0.04 |
42.71 | 41.82 | 0.89 |