| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.69 | 6.18 | -0.49 |
| Feb | 4.20 | 4.39 | -0.19 |
| Mar | 4.36 | 4.70 | -0.34 |
| Apr | 3.27 | 3.49 | -0.22 |
| May | 2.40 | 2.43 | -0.03 |
| Jun | 1.52 | 1.62 | -0.10 |
| Jul | 0.42 | 0.41 | 0.01 |
| Aug | 0.53 | 0.50 | 0.03 |
| Sep | 1.51 | 1.49 | 0.02 |
| Oct | 3.74 | 3.84 | -0.10 |
| Nov | 6.03 | 6.45 | -0.42 |
| Dec | 6.72 | 7.25 | -0.53 |
40.39 | 42.75 | -2.36 |