| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 3.12 | -0.18 |
| Feb | 2.53 | 2.61 | -0.08 |
| Mar | 3.19 | 3.21 | -0.02 |
| Apr | 3.80 | 3.77 | 0.03 |
| May | 3.86 | 3.89 | -0.03 |
| Jun | 4.25 | 4.67 | -0.42 |
| Jul | 4.34 | 4.44 | -0.10 |
| Aug | 3.77 | 4.15 | -0.38 |
| Sep | 3.87 | 4.15 | -0.28 |
| Oct | 3.57 | 3.49 | 0.08 |
| Nov | 3.31 | 3.34 | -0.03 |
| Dec | 3.20 | 3.45 | -0.25 |
42.63 | 44.29 | -1.66 |