| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.96 | 5.14 | -0.18 |
| Feb | 5.04 | 4.77 | 0.27 |
| Mar | 5.22 | 5.54 | -0.32 |
| Apr | 4.94 | 4.89 | 0.05 |
| May | 4.11 | 4.34 | -0.23 |
| Jun | 4.40 | 4.76 | -0.36 |
| Jul | 4.59 | 5.11 | -0.52 |
| Aug | 3.85 | 3.78 | 0.07 |
| Sep | 4.50 | 4.68 | -0.18 |
| Oct | 3.25 | 3.31 | -0.06 |
| Nov | 4.48 | 4.53 | -0.05 |
| Dec | 5.35 | 5.64 | -0.29 |
54.69 | 56.49 | -1.80 |