| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.20 | 10.71 | -0.51 |
| Feb | 7.87 | 8.38 | -0.51 |
| Mar | 8.36 | 9.03 | -0.67 |
| Apr | 5.83 | 6.29 | -0.46 |
| May | 3.06 | 3.27 | -0.21 |
| Jun | 1.57 | 1.89 | -0.32 |
| Jul | 0.28 | 0.35 | -0.07 |
| Aug | 0.46 | 0.48 | -0.02 |
| Sep | 1.33 | 1.45 | -0.12 |
| Oct | 4.23 | 4.63 | -0.40 |
| Nov | 8.69 | 9.25 | -0.56 |
| Dec | 11.50 | 12.12 | -0.62 |
63.38 | 67.85 | -4.47 |