| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.36 | 5.71 | -0.35 |
| Feb | 5.59 | 5.63 | -0.04 |
| Mar | 5.40 | 5.38 | 0.02 |
| Apr | 5.90 | 6.14 | -0.24 |
| May | 4.02 | 4.12 | -0.10 |
| Jun | 4.24 | 3.88 | 0.36 |
| Jul | 4.87 | 5.06 | -0.19 |
| Aug | 4.36 | 4.82 | -0.46 |
| Sep | 3.73 | 3.39 | 0.34 |
| Oct | 3.80 | 3.95 | -0.15 |
| Nov | 4.24 | 4.32 | -0.08 |
| Dec | 5.06 | 5.19 | -0.13 |
56.57 | 57.59 | -1.02 |