| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.22 | 4.31 | -0.09 |
| Feb | 2.74 | 2.84 | -0.10 |
| Mar | 3.39 | 3.54 | -0.15 |
| Apr | 2.44 | 2.49 | -0.05 |
| May | 2.48 | 2.49 | -0.01 |
| Jun | 2.45 | 2.49 | -0.04 |
| Jul | 0.93 | 1.07 | -0.14 |
| Aug | 0.80 | 0.84 | -0.04 |
| Sep | 1.29 | 1.25 | 0.04 |
| Oct | 2.92 | 2.74 | 0.18 |
| Nov | 4.18 | 3.99 | 0.19 |
| Dec | 4.52 | 4.43 | 0.09 |
32.36 | 32.48 | -0.12 |