| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.69 | 6.12 | -0.43 |
| Feb | 4.20 | 4.37 | -0.17 |
| Mar | 4.36 | 4.51 | -0.15 |
| Apr | 3.27 | 3.37 | -0.10 |
| May | 2.40 | 2.38 | 0.02 |
| Jun | 1.52 | 1.60 | -0.08 |
| Jul | 0.42 | 0.40 | 0.02 |
| Aug | 0.53 | 0.47 | 0.06 |
| Sep | 1.51 | 1.47 | 0.04 |
| Oct | 3.74 | 3.81 | -0.07 |
| Nov | 6.03 | 6.37 | -0.34 |
| Dec | 6.72 | 7.18 | -0.46 |
40.39 | 42.05 | -1.66 |