| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.15 | 5.05 | 0.10 |
| Feb | 4.70 | 4.72 | -0.02 |
| Mar | 4.98 | 5.24 | -0.26 |
| Apr | 4.82 | 4.98 | -0.16 |
| May | 4.33 | 4.51 | -0.18 |
| Jun | 4.72 | 4.46 | 0.26 |
| Jul | 3.77 | 3.73 | 0.04 |
| Aug | 3.65 | 3.84 | -0.19 |
| Sep | 3.76 | 3.70 | 0.06 |
| Oct | 4.46 | 4.45 | 0.01 |
| Nov | 4.61 | 4.63 | -0.02 |
| Dec | 5.38 | 5.51 | -0.13 |
54.33 | 54.82 | -0.49 |