| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.36 | 3.43 | -0.07 |
| Feb | 3.46 | 3.52 | -0.06 |
| Mar | 4.66 | 4.71 | -0.05 |
| Apr | 5.43 | 5.36 | 0.07 |
| May | 5.36 | 5.28 | 0.08 |
| Jun | 3.56 | 3.48 | 0.08 |
| Jul | 3.85 | 3.82 | 0.03 |
| Aug | 3.75 | 3.77 | -0.02 |
| Sep | 3.60 | 3.85 | -0.25 |
| Oct | 3.77 | 3.89 | -0.12 |
| Nov | 4.64 | 4.57 | 0.07 |
| Dec | 4.04 | 4.09 | -0.05 |
49.48 | 49.77 | -0.29 |