| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.72 | 1.90 | -0.18 |
| Feb | 1.74 | 1.85 | -0.11 |
| Mar | 2.24 | 2.28 | -0.04 |
| Apr | 3.75 | 3.76 | -0.01 |
| May | 4.72 | 4.74 | -0.02 |
| Jun | 4.36 | 4.27 | 0.09 |
| Jul | 3.75 | 3.70 | 0.05 |
| Aug | 3.91 | 3.82 | 0.09 |
| Sep | 3.29 | 3.31 | -0.02 |
| Oct | 3.33 | 3.35 | -0.02 |
| Nov | 2.52 | 2.54 | -0.02 |
| Dec | 1.98 | 2.11 | -0.13 |
37.31 | 37.63 | -0.32 |