| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.89 | 5.92 | -0.03 |
| Feb | 4.38 | 4.36 | 0.02 |
| Mar | 4.35 | 4.31 | 0.04 |
| Apr | 3.19 | 3.24 | -0.05 |
| May | 2.29 | 2.31 | -0.02 |
| Jun | 1.48 | 1.57 | -0.09 |
| Jul | 0.40 | 0.40 | 0.00 |
| Aug | 0.53 | 0.48 | 0.05 |
| Sep | 1.46 | 1.43 | 0.03 |
| Oct | 3.65 | 3.52 | 0.13 |
| Nov | 6.13 | 6.22 | -0.09 |
| Dec | 6.97 | 7.06 | -0.09 |
40.72 | 40.82 | -0.10 |