| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.85 | 6.24 | -0.39 |
| Feb | 4.28 | 4.49 | -0.21 |
| Mar | 4.50 | 4.85 | -0.35 |
| Apr | 3.43 | 3.60 | -0.17 |
| May | 2.65 | 2.63 | 0.02 |
| Jun | 1.77 | 1.74 | 0.03 |
| Jul | 0.49 | 0.46 | 0.03 |
| Aug | 0.59 | 0.55 | 0.04 |
| Sep | 1.62 | 1.57 | 0.05 |
| Oct | 3.83 | 3.85 | -0.02 |
| Nov | 6.22 | 6.41 | -0.19 |
| Dec | 6.75 | 7.17 | -0.42 |
41.98 | 43.56 | -1.58 |