| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.91 | 10.15 | -0.24 |
| Feb | 6.09 | 6.36 | -0.27 |
| Mar | 6.78 | 7.11 | -0.33 |
| Apr | 4.38 | 4.63 | -0.25 |
| May | 2.43 | 2.52 | -0.09 |
| Jun | 1.55 | 1.67 | -0.12 |
| Jul | 0.65 | 0.70 | -0.05 |
| Aug | 1.05 | 1.11 | -0.06 |
| Sep | 2.24 | 2.28 | -0.04 |
| Oct | 5.97 | 6.10 | -0.13 |
| Nov | 10.19 | 10.54 | -0.35 |
| Dec | 10.05 | 10.32 | -0.27 |
61.29 | 63.49 | -2.20 |