| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.81 | 2.84 | -0.03 |
| Feb | 2.23 | 2.28 | -0.05 |
| Mar | 3.06 | 3.05 | 0.01 |
| Apr | 3.96 | 3.98 | -0.02 |
| May | 4.22 | 4.15 | 0.07 |
| Jun | 4.39 | 4.35 | 0.04 |
| Jul | 4.44 | 4.41 | 0.03 |
| Aug | 3.36 | 3.37 | -0.01 |
| Sep | 3.06 | 3.06 | 0.00 |
| Oct | 2.84 | 2.84 | 0.00 |
| Nov | 3.05 | 3.03 | 0.02 |
| Dec | 2.76 | 2.82 | -0.06 |
40.18 | 40.18 | -0.00 |