| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.51 | -0.01 |
| Feb | 3.19 | 3.11 | 0.08 |
| Mar | 3.57 | 3.63 | -0.06 |
| Apr | 3.56 | 3.38 | 0.18 |
| May | 4.01 | 4.03 | -0.02 |
| Jun | 4.95 | 4.84 | 0.11 |
| Jul | 5.69 | 5.48 | 0.21 |
| Aug | 5.59 | 5.77 | -0.18 |
| Sep | 6.55 | 6.27 | 0.28 |
| Oct | 3.37 | 3.40 | -0.03 |
| Nov | 3.36 | 3.35 | 0.01 |
| Dec | 3.50 | 3.46 | 0.04 |
50.84 | 50.23 | 0.61 |