| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.10 | 3.26 | -0.16 |
| Feb | 2.49 | 2.57 | -0.08 |
| Mar | 3.29 | 3.38 | -0.09 |
| Apr | 3.78 | 3.84 | -0.06 |
| May | 4.05 | 4.28 | -0.23 |
| Jun | 4.58 | 4.51 | 0.07 |
| Jul | 4.23 | 4.23 | 0.00 |
| Aug | 3.55 | 3.70 | -0.15 |
| Sep | 3.33 | 3.44 | -0.11 |
| Oct | 2.89 | 2.87 | 0.02 |
| Nov | 3.05 | 2.90 | 0.15 |
| Dec | 3.11 | 3.15 | -0.04 |
41.45 | 42.13 | -0.68 |