| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.66 | 8.01 | 0.65 |
| Feb | 6.65 | 6.39 | 0.26 |
| Mar | 7.28 | 7.27 | 0.01 |
| Apr | 5.71 | 5.95 | -0.24 |
| May | 3.66 | 3.91 | -0.25 |
| Jun | 2.27 | 2.56 | -0.29 |
| Jul | 0.47 | 0.54 | -0.07 |
| Aug | 0.59 | 0.67 | -0.08 |
| Sep | 2.07 | 2.34 | -0.27 |
| Oct | 5.15 | 5.35 | -0.20 |
| Nov | 8.84 | 8.46 | 0.38 |
| Dec | 10.20 | 9.58 | 0.62 |
61.55 | 61.03 | 0.52 |