| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.22 | 2.33 | -0.11 |
| Feb | 2.54 | 2.59 | -0.05 |
| Mar | 3.27 | 3.35 | -0.08 |
| Apr | 3.15 | 3.20 | -0.05 |
| May | 4.43 | 4.37 | 0.06 |
| Jun | 3.90 | 3.84 | 0.06 |
| Jul | 2.17 | 2.25 | -0.08 |
| Aug | 2.46 | 2.41 | 0.05 |
| Sep | 3.18 | 2.99 | 0.19 |
| Oct | 4.35 | 4.20 | 0.15 |
| Nov | 2.69 | 2.75 | -0.06 |
| Dec | 2.67 | 2.82 | -0.15 |
37.03 | 37.10 | -0.07 |