| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.91 | 3.88 | 0.03 |
| Feb | 3.50 | 3.65 | -0.15 |
| Mar | 3.86 | 3.98 | -0.12 |
| Apr | 3.52 | 3.48 | 0.04 |
| May | 4.37 | 4.41 | -0.04 |
| Jun | 5.47 | 5.54 | -0.07 |
| Jul | 6.47 | 6.32 | 0.15 |
| Aug | 6.85 | 7.36 | -0.51 |
| Sep | 7.21 | 7.58 | -0.37 |
| Oct | 3.88 | 4.28 | -0.40 |
| Nov | 3.47 | 3.49 | -0.02 |
| Dec | 3.79 | 3.85 | -0.06 |
56.30 | 57.82 | -1.52 |