| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.83 | 5.27 | -0.44 |
| Feb | 5.39 | 5.40 | -0.01 |
| Mar | 5.51 | 5.59 | -0.08 |
| Apr | 5.25 | 5.70 | -0.45 |
| May | 4.47 | 5.26 | -0.79 |
| Jun | 5.01 | 5.17 | -0.16 |
| Jul | 4.98 | 5.42 | -0.44 |
| Aug | 3.67 | 3.95 | -0.28 |
| Sep | 4.42 | 4.27 | 0.15 |
| Oct | 3.74 | 3.56 | 0.18 |
| Nov | 4.79 | 4.69 | 0.10 |
| Dec | 6.31 | 6.18 | 0.13 |
58.37 | 60.46 | -2.09 |