| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.01 | 1.95 | 0.06 |
| Feb | 1.78 | 1.80 | -0.02 |
| Mar | 2.29 | 2.38 | -0.09 |
| Apr | 3.54 | 3.53 | 0.01 |
| May | 4.55 | 4.45 | 0.10 |
| Jun | 4.39 | 4.47 | -0.08 |
| Jul | 3.94 | 4.00 | -0.06 |
| Aug | 3.72 | 3.77 | -0.05 |
| Sep | 3.28 | 3.35 | -0.07 |
| Oct | 3.05 | 3.12 | -0.07 |
| Nov | 2.49 | 2.52 | -0.03 |
| Dec | 1.99 | 2.05 | -0.06 |
37.03 | 37.39 | -0.36 |