| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.57 | -0.18 |
| Feb | 3.01 | 3.10 | -0.09 |
| Mar | 3.38 | 3.47 | -0.09 |
| Apr | 3.01 | 3.14 | -0.13 |
| May | 3.08 | 3.20 | -0.12 |
| Jun | 6.49 | 6.65 | -0.16 |
| Jul | 5.59 | 6.31 | -0.72 |
| Aug | 6.77 | 7.00 | -0.23 |
| Sep | 6.20 | 6.18 | 0.02 |
| Oct | 4.27 | 4.22 | 0.05 |
| Nov | 2.05 | 2.08 | -0.03 |
| Dec | 2.83 | 2.93 | -0.10 |
50.07 | 51.85 | -1.78 |