| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.56 | -0.23 |
| Feb | 2.01 | 2.13 | -0.12 |
| Mar | 2.38 | 2.57 | -0.19 |
| Apr | 3.52 | 3.65 | -0.13 |
| May | 3.85 | 3.88 | -0.03 |
| Jun | 3.92 | 4.09 | -0.17 |
| Jul | 3.81 | 3.87 | -0.06 |
| Aug | 3.39 | 3.50 | -0.11 |
| Sep | 2.90 | 2.82 | 0.08 |
| Oct | 2.69 | 2.68 | 0.01 |
| Nov | 2.56 | 2.54 | 0.02 |
| Dec | 2.34 | 2.49 | -0.15 |
35.70 | 36.78 | -1.08 |