| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.65 | 2.82 | -0.17 |
| Feb | 2.22 | 2.25 | -0.03 |
| Mar | 2.36 | 2.40 | -0.04 |
| Apr | 3.57 | 3.50 | 0.07 |
| May | 4.10 | 4.14 | -0.04 |
| Jun | 4.15 | 4.11 | 0.04 |
| Jul | 3.92 | 3.90 | 0.02 |
| Aug | 4.09 | 4.02 | 0.07 |
| Sep | 3.41 | 3.43 | -0.02 |
| Oct | 3.69 | 3.82 | -0.13 |
| Nov | 2.88 | 2.89 | -0.01 |
| Dec | 2.52 | 2.47 | 0.05 |
39.56 | 39.75 | -0.19 |