| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.72 | 2.78 | -0.06 |
| Feb | 2.25 | 2.23 | 0.02 |
| Mar | 3.11 | 3.12 | -0.01 |
| Apr | 3.98 | 4.03 | -0.05 |
| May | 4.23 | 4.27 | -0.04 |
| Jun | 4.49 | 4.44 | 0.05 |
| Jul | 3.97 | 4.09 | -0.12 |
| Aug | 3.51 | 3.41 | 0.10 |
| Sep | 2.93 | 2.95 | -0.02 |
| Oct | 2.87 | 2.87 | 0.00 |
| Nov | 3.13 | 3.08 | 0.05 |
| Dec | 2.75 | 2.78 | -0.03 |
39.94 | 40.05 | -0.11 |