| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.17 | -0.03 |
| Feb | 1.77 | 1.74 | 0.03 |
| Mar | 2.05 | 2.03 | 0.02 |
| Apr | 3.36 | 3.33 | 0.03 |
| May | 3.84 | 3.86 | -0.02 |
| Jun | 3.72 | 3.54 | 0.18 |
| Jul | 3.30 | 3.25 | 0.05 |
| Aug | 3.39 | 3.34 | 0.05 |
| Sep | 2.80 | 2.94 | -0.14 |
| Oct | 3.22 | 3.14 | 0.08 |
| Nov | 2.52 | 2.49 | 0.03 |
| Dec | 1.95 | 1.96 | -0.01 |
34.06 | 33.79 | 0.27 |