| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.03 | 1.07 | -0.04 |
| Feb | 1.40 | 1.48 | -0.08 |
| Mar | 2.13 | 2.23 | -0.10 |
| Apr | 3.84 | 3.90 | -0.06 |
| May | 5.26 | 5.39 | -0.13 |
| Jun | 5.07 | 5.27 | -0.20 |
| Jul | 4.44 | 4.58 | -0.14 |
| Aug | 4.21 | 4.25 | -0.04 |
| Sep | 3.83 | 3.92 | -0.09 |
| Oct | 2.94 | 2.88 | 0.06 |
| Nov | 2.10 | 2.05 | 0.05 |
| Dec | 1.49 | 1.51 | -0.02 |
37.74 | 38.53 | -0.79 |