| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.36 | 9.72 | -0.36 |
| Feb | 7.18 | 7.72 | -0.54 |
| Mar | 7.54 | 8.03 | -0.49 |
| Apr | 5.45 | 5.70 | -0.25 |
| May | 3.11 | 3.36 | -0.25 |
| Jun | 1.67 | 1.81 | -0.14 |
| Jul | 0.41 | 0.43 | -0.02 |
| Aug | 0.48 | 0.54 | -0.06 |
| Sep | 1.58 | 1.64 | -0.06 |
| Oct | 4.45 | 4.63 | -0.18 |
| Nov | 8.49 | 8.95 | -0.46 |
| Dec | 10.90 | 11.83 | -0.93 |
60.62 | 64.36 | -3.74 |