| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.82 | -0.28 |
| Feb | 2.05 | 2.18 | -0.13 |
| Mar | 2.85 | 2.97 | -0.12 |
| Apr | 3.54 | 3.64 | -0.10 |
| May | 3.93 | 3.99 | -0.06 |
| Jun | 4.18 | 4.09 | 0.09 |
| Jul | 3.93 | 3.89 | 0.04 |
| Aug | 3.55 | 3.55 | 0.00 |
| Sep | 3.59 | 3.59 | 0.00 |
| Oct | 3.29 | 3.25 | 0.04 |
| Nov | 2.93 | 2.88 | 0.05 |
| Dec | 2.67 | 2.85 | -0.18 |
39.05 | 39.70 | -0.65 |