| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.06 | 6.53 | 0.53 |
| Feb | 6.91 | 6.85 | 0.06 |
| Mar | 6.23 | 5.88 | 0.35 |
| Apr | 3.25 | 3.13 | 0.12 |
| May | 1.94 | 1.98 | -0.04 |
| Jun | 0.53 | 0.51 | 0.02 |
| Jul | 0.01 | 0.00 | 0.01 |
| Aug | 0.06 | 0.07 | -0.01 |
| Sep | 0.35 | 0.34 | 0.01 |
| Oct | 1.95 | 1.78 | 0.17 |
| Nov | 4.26 | 4.13 | 0.13 |
| Dec | 7.34 | 6.59 | 0.75 |
39.89 | 37.79 | 2.10 |