| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.57 | 1.66 | -0.09 |
| Feb | 1.70 | 1.83 | -0.13 |
| Mar | 2.47 | 2.45 | 0.02 |
| Apr | 3.75 | 3.72 | 0.03 |
| May | 4.70 | 4.85 | -0.15 |
| Jun | 4.72 | 4.52 | 0.20 |
| Jul | 4.08 | 4.17 | -0.09 |
| Aug | 3.91 | 4.07 | -0.16 |
| Sep | 3.42 | 3.52 | -0.10 |
| Oct | 2.79 | 3.00 | -0.21 |
| Nov | 2.39 | 2.51 | -0.12 |
| Dec | 1.99 | 2.08 | -0.09 |
37.49 | 38.38 | -0.89 |