| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.97 | 3.04 | -0.07 |
| Feb | 2.56 | 2.61 | -0.05 |
| Mar | 3.69 | 3.79 | -0.10 |
| Apr | 3.41 | 3.41 | 0.00 |
| May | 4.35 | 4.36 | -0.01 |
| Jun | 4.25 | 4.32 | -0.07 |
| Jul | 4.18 | 4.24 | -0.06 |
| Aug | 3.45 | 3.69 | -0.24 |
| Sep | 4.17 | 4.54 | -0.37 |
| Oct | 3.62 | 3.96 | -0.34 |
| Nov | 3.07 | 3.24 | -0.17 |
| Dec | 3.46 | 3.70 | -0.24 |
43.18 | 44.90 | -1.72 |