| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.84 | 3.93 | -0.09 |
| Feb | 4.34 | 4.27 | 0.07 |
| Mar | 4.85 | 4.91 | -0.06 |
| Apr | 4.84 | 4.90 | -0.06 |
| May | 5.29 | 5.37 | -0.08 |
| Jun | 4.71 | 4.80 | -0.09 |
| Jul | 4.77 | 4.79 | -0.02 |
| Aug | 3.56 | 3.69 | -0.13 |
| Sep | 3.73 | 3.87 | -0.14 |
| Oct | 3.68 | 3.70 | -0.02 |
| Nov | 3.84 | 3.79 | 0.05 |
| Dec | 4.77 | 4.84 | -0.07 |
52.22 | 52.86 | -0.64 |