| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.98 | 8.91 | -0.93 |
| Feb | 5.00 | 5.74 | -0.74 |
| Mar | 5.73 | 6.44 | -0.71 |
| Apr | 3.77 | 4.24 | -0.47 |
| May | 2.15 | 2.36 | -0.21 |
| Jun | 1.47 | 1.64 | -0.17 |
| Jul | 0.62 | 0.68 | -0.06 |
| Aug | 0.97 | 1.04 | -0.07 |
| Sep | 1.89 | 1.99 | -0.10 |
| Oct | 5.05 | 5.39 | -0.34 |
| Nov | 8.21 | 9.28 | -1.07 |
| Dec | 8.18 | 8.80 | -0.62 |
51.02 | 56.51 | -5.49 |