| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.07 | 5.40 | -0.33 |
| Feb | 3.69 | 3.73 | -0.04 |
| Mar | 4.27 | 4.18 | 0.09 |
| Apr | 2.96 | 2.95 | 0.01 |
| May | 2.14 | 2.16 | -0.02 |
| Jun | 1.66 | 1.81 | -0.15 |
| Jul | 0.84 | 0.82 | 0.02 |
| Aug | 1.02 | 1.00 | 0.02 |
| Sep | 1.66 | 1.78 | -0.12 |
| Oct | 3.93 | 3.82 | 0.11 |
| Nov | 5.62 | 6.01 | -0.39 |
| Dec | 5.52 | 5.72 | -0.20 |
38.38 | 39.38 | -1.00 |