| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.45 | 8.00 | -0.55 |
| Feb | 7.03 | 7.22 | -0.19 |
| Mar | 7.04 | 6.41 | 0.63 |
| Apr | 3.33 | 3.56 | -0.23 |
| May | 1.30 | 1.88 | -0.58 |
| Jun | 0.39 | 0.58 | -0.19 |
| Jul | 0.06 | 0.08 | -0.02 |
| Aug | 0.08 | 0.10 | -0.02 |
| Sep | 0.36 | 0.31 | 0.05 |
| Oct | 2.31 | 2.25 | 0.06 |
| Nov | 4.90 | 4.84 | 0.06 |
| Dec | 8.36 | 8.51 | -0.15 |
42.61 | 43.74 | -1.13 |