| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.21 | 1.27 | -0.06 |
| Feb | 1.49 | 1.67 | -0.18 |
| Mar | 2.42 | 2.51 | -0.09 |
| Apr | 4.04 | 4.02 | 0.02 |
| May | 5.51 | 5.63 | -0.12 |
| Jun | 5.17 | 5.37 | -0.20 |
| Jul | 4.24 | 4.29 | -0.05 |
| Aug | 4.28 | 4.21 | 0.07 |
| Sep | 4.04 | 4.21 | -0.17 |
| Oct | 3.25 | 3.36 | -0.11 |
| Nov | 2.28 | 2.32 | -0.04 |
| Dec | 1.65 | 1.75 | -0.10 |
39.58 | 40.61 | -1.03 |