| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.37 | 5.58 | -0.21 |
| Feb | 4.25 | 4.43 | -0.18 |
| Mar | 5.10 | 5.09 | 0.01 |
| Apr | 5.17 | 5.39 | -0.22 |
| May | 4.92 | 5.37 | -0.45 |
| Jun | 6.30 | 6.52 | -0.22 |
| Jul | 7.30 | 7.81 | -0.51 |
| Aug | 6.82 | 6.88 | -0.06 |
| Sep | 5.17 | 5.46 | -0.29 |
| Oct | 3.97 | 4.10 | -0.13 |
| Nov | 4.20 | 4.41 | -0.21 |
| Dec | 5.05 | 5.40 | -0.35 |
63.62 | 66.44 | -2.82 |