| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.06 | 3.16 | -0.10 |
| Feb | 2.37 | 2.41 | -0.04 |
| Mar | 3.44 | 3.49 | -0.05 |
| Apr | 4.32 | 4.33 | -0.01 |
| May | 4.43 | 4.45 | -0.02 |
| Jun | 4.62 | 4.65 | -0.03 |
| Jul | 4.09 | 4.04 | 0.05 |
| Aug | 3.16 | 3.03 | 0.13 |
| Sep | 3.09 | 3.07 | 0.02 |
| Oct | 3.03 | 2.97 | 0.06 |
| Nov | 2.99 | 2.99 | 0.00 |
| Dec | 3.09 | 3.11 | -0.02 |
41.69 | 41.70 | -0.01 |