| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.19 | 7.78 | -0.59 |
| Feb | 5.68 | 6.01 | -0.33 |
| Mar | 6.37 | 6.76 | -0.39 |
| Apr | 5.35 | 5.91 | -0.56 |
| May | 3.96 | 4.36 | -0.40 |
| Jun | 2.82 | 3.11 | -0.29 |
| Jul | 0.69 | 0.77 | -0.08 |
| Aug | 0.84 | 0.89 | -0.05 |
| Sep | 2.26 | 2.51 | -0.25 |
| Oct | 5.54 | 5.76 | -0.22 |
| Nov | 7.93 | 8.60 | -0.67 |
| Dec | 8.11 | 9.00 | -0.89 |
56.74 | 61.46 | -4.72 |