| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.95 | 13.14 | -2.19 |
| Feb | 8.27 | 10.73 | -2.46 |
| Mar | 8.62 | 10.13 | -1.51 |
| Apr | 6.33 | 7.13 | -0.80 |
| May | 3.70 | 4.15 | -0.45 |
| Jun | 2.20 | 2.78 | -0.58 |
| Jul | 0.52 | 0.61 | -0.09 |
| Aug | 0.61 | 0.73 | -0.12 |
| Sep | 2.12 | 2.46 | -0.34 |
| Oct | 5.99 | 6.51 | -0.52 |
| Nov | 10.49 | 12.77 | -2.28 |
| Dec | 12.66 | 15.30 | -2.64 |
72.46 | 86.44 | -13.98 |