| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.48 | -0.04 |
| Feb | 0.70 | 0.69 | 0.01 |
| Mar | 1.27 | 1.29 | -0.02 |
| Apr | 2.60 | 2.79 | -0.19 |
| May | 3.84 | 3.92 | -0.08 |
| Jun | 3.92 | 3.95 | -0.03 |
| Jul | 3.36 | 3.24 | 0.12 |
| Aug | 2.78 | 2.84 | -0.06 |
| Sep | 1.96 | 2.04 | -0.08 |
| Oct | 1.94 | 1.95 | -0.01 |
| Nov | 0.77 | 0.81 | -0.04 |
| Dec | 0.59 | 0.56 | 0.03 |
24.17 | 24.56 | -0.39 |