| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.84 | 12.03 | -1.19 |
| Feb | 10.54 | 11.15 | -0.61 |
| Mar | 8.92 | 10.86 | -1.94 |
| Apr | 5.08 | 6.27 | -1.19 |
| May | 2.61 | 3.62 | -1.01 |
| Jun | 0.82 | 1.29 | -0.47 |
| Jul | 0.11 | 0.18 | -0.07 |
| Aug | 0.19 | 0.18 | 0.01 |
| Sep | 0.62 | 0.78 | -0.16 |
| Oct | 3.56 | 4.29 | -0.73 |
| Nov | 7.10 | 8.60 | -1.50 |
| Dec | 12.97 | 14.47 | -1.50 |
63.36 | 73.72 | -10.36 |