| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.60 | -0.06 |
| Feb | 3.04 | 3.13 | -0.09 |
| Mar | 4.29 | 4.41 | -0.12 |
| Apr | 5.14 | 5.08 | 0.06 |
| May | 5.32 | 5.38 | -0.06 |
| Jun | 4.72 | 4.84 | -0.12 |
| Jul | 4.05 | 4.05 | 0.00 |
| Aug | 3.54 | 3.33 | 0.21 |
| Sep | 3.45 | 3.54 | -0.09 |
| Oct | 3.24 | 3.37 | -0.13 |
| Nov | 3.65 | 3.74 | -0.09 |
| Dec | 3.77 | 3.89 | -0.12 |
47.75 | 48.36 | -0.61 |