| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.13 | 5.16 | -0.03 |
| Feb | 4.64 | 4.66 | -0.02 |
| Mar | 4.92 | 5.02 | -0.10 |
| Apr | 4.40 | 4.46 | -0.06 |
| May | 4.01 | 4.26 | -0.25 |
| Jun | 4.85 | 4.78 | 0.07 |
| Jul | 4.66 | 4.53 | 0.13 |
| Aug | 5.35 | 5.87 | -0.52 |
| Sep | 4.33 | 4.52 | -0.19 |
| Oct | 4.02 | 4.30 | -0.28 |
| Nov | 4.15 | 4.34 | -0.19 |
| Dec | 5.31 | 5.57 | -0.26 |
55.77 | 57.47 | -1.70 |