| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 12.14 | 11.65 | 0.49 |
| Feb | 9.03 | 9.29 | -0.26 |
| Mar | 9.54 | 10.00 | -0.46 |
| Apr | 6.55 | 6.77 | -0.22 |
| May | 3.60 | 3.52 | 0.08 |
| Jun | 1.65 | 1.75 | -0.10 |
| Jul | 0.27 | 0.26 | 0.01 |
| Aug | 0.37 | 0.37 | 0.00 |
| Sep | 1.28 | 1.33 | -0.05 |
| Oct | 4.88 | 5.04 | -0.16 |
| Nov | 9.30 | 9.72 | -0.42 |
| Dec | 13.38 | 13.82 | -0.44 |
71.99 | 73.52 | -1.53 |