| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.10 | -0.07 |
| Feb | 2.22 | 2.42 | -0.20 |
| Mar | 2.69 | 2.86 | -0.17 |
| Apr | 3.41 | 3.38 | 0.03 |
| May | 3.29 | 3.22 | 0.07 |
| Jun | 3.46 | 3.54 | -0.08 |
| Jul | 3.56 | 3.24 | 0.32 |
| Aug | 3.33 | 3.13 | 0.20 |
| Sep | 4.02 | 3.96 | 0.06 |
| Oct | 3.84 | 3.93 | -0.09 |
| Nov | 3.36 | 3.48 | -0.12 |
| Dec | 3.46 | 3.46 | 0.00 |
39.67 | 39.72 | -0.05 |