| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.21 | 1.24 | -0.03 |
| Feb | 1.55 | 1.65 | -0.10 |
| Mar | 2.47 | 2.49 | -0.02 |
| Apr | 4.03 | 3.89 | 0.14 |
| May | 5.59 | 5.82 | -0.23 |
| Jun | 5.16 | 5.41 | -0.25 |
| Jul | 4.08 | 3.97 | 0.11 |
| Aug | 3.91 | 4.09 | -0.18 |
| Sep | 4.16 | 4.38 | -0.22 |
| Oct | 3.28 | 3.33 | -0.05 |
| Nov | 2.30 | 2.31 | -0.01 |
| Dec | 1.74 | 1.74 | 0.00 |
39.48 | 40.32 | -0.84 |