| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 2.94 | 0.37 |
| Feb | 3.34 | 3.52 | -0.18 |
| Mar | 3.52 | 3.42 | 0.10 |
| Apr | 3.33 | 3.20 | 0.13 |
| May | 3.41 | 3.54 | -0.13 |
| Jun | 5.45 | 5.63 | -0.18 |
| Jul | 5.29 | 6.04 | -0.75 |
| Aug | 5.98 | 6.26 | -0.28 |
| Sep | 5.29 | 5.26 | 0.03 |
| Oct | 4.12 | 4.09 | 0.03 |
| Nov | 2.83 | 2.79 | 0.04 |
| Dec | 3.48 | 3.85 | -0.37 |
49.35 | 50.54 | -1.19 |