| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.36 | -0.05 |
| Feb | 0.47 | 0.49 | -0.02 |
| Mar | 0.76 | 0.82 | -0.06 |
| Apr | 1.48 | 1.65 | -0.17 |
| May | 3.11 | 2.95 | 0.16 |
| Jun | 2.96 | 2.95 | 0.01 |
| Jul | 2.32 | 2.42 | -0.10 |
| Aug | 1.73 | 1.76 | -0.03 |
| Sep | 1.22 | 1.24 | -0.02 |
| Oct | 1.32 | 1.44 | -0.12 |
| Nov | 0.50 | 0.51 | -0.01 |
| Dec | 0.39 | 0.44 | -0.05 |
16.57 | 17.03 | -0.46 |