| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.57 | 5.69 | -0.12 |
| Feb | 4.48 | 4.54 | -0.06 |
| Mar | 5.14 | 5.16 | -0.02 |
| Apr | 5.14 | 5.24 | -0.10 |
| May | 4.93 | 5.31 | -0.38 |
| Jun | 6.31 | 6.62 | -0.31 |
| Jul | 6.98 | 7.68 | -0.70 |
| Aug | 6.36 | 6.81 | -0.45 |
| Sep | 5.02 | 5.50 | -0.48 |
| Oct | 3.82 | 3.98 | -0.16 |
| Nov | 4.35 | 4.41 | -0.06 |
| Dec | 5.24 | 5.47 | -0.23 |
63.34 | 66.41 | -3.07 |