| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.57 | 7.95 | -0.38 |
| Feb | 5.61 | 5.79 | -0.18 |
| Mar | 5.69 | 5.92 | -0.23 |
| Apr | 4.18 | 4.48 | -0.30 |
| May | 2.84 | 2.80 | 0.04 |
| Jun | 1.85 | 1.93 | -0.08 |
| Jul | 0.54 | 0.57 | -0.03 |
| Aug | 0.75 | 0.74 | 0.01 |
| Sep | 2.07 | 2.06 | 0.01 |
| Oct | 4.66 | 4.71 | -0.05 |
| Nov | 8.17 | 8.39 | -0.22 |
| Dec | 8.85 | 8.99 | -0.14 |
52.78 | 54.33 | -1.55 |