| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.07 | 5.75 | 1.32 |
| Feb | 4.39 | 3.59 | 0.80 |
| Mar | 5.22 | 4.99 | 0.23 |
| Apr | 4.08 | 3.96 | 0.12 |
| May | 3.24 | 2.93 | 0.31 |
| Jun | 2.50 | 2.43 | 0.07 |
| Jul | 1.38 | 1.23 | 0.15 |
| Aug | 1.55 | 1.21 | 0.34 |
| Sep | 2.91 | 2.68 | 0.23 |
| Oct | 5.71 | 5.19 | 0.52 |
| Nov | 8.02 | 7.59 | 0.43 |
| Dec | 6.61 | 6.41 | 0.20 |
52.68 | 47.96 | 4.72 |