| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.97 | 10.30 | -0.33 |
| Feb | 7.72 | 8.00 | -0.28 |
| Mar | 8.05 | 8.36 | -0.31 |
| Apr | 5.78 | 5.97 | -0.19 |
| May | 3.32 | 3.45 | -0.13 |
| Jun | 1.81 | 1.94 | -0.13 |
| Jul | 0.44 | 0.43 | 0.01 |
| Aug | 0.51 | 0.56 | -0.05 |
| Sep | 1.75 | 1.73 | 0.02 |
| Oct | 4.85 | 4.79 | 0.06 |
| Nov | 9.20 | 9.47 | -0.27 |
| Dec | 11.72 | 12.21 | -0.49 |
65.12 | 67.21 | -2.09 |