| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.70 | 6.17 | -0.47 |
| Feb | 3.95 | 4.27 | -0.32 |
| Mar | 4.30 | 4.77 | -0.47 |
| Apr | 3.27 | 3.75 | -0.48 |
| May | 2.13 | 2.38 | -0.25 |
| Jun | 1.68 | 1.94 | -0.26 |
| Jul | 0.73 | 0.79 | -0.06 |
| Aug | 0.98 | 1.10 | -0.12 |
| Sep | 1.70 | 1.88 | -0.18 |
| Oct | 4.11 | 4.43 | -0.32 |
| Nov | 6.28 | 6.82 | -0.54 |
| Dec | 5.80 | 6.24 | -0.44 |
40.63 | 44.54 | -3.91 |