| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.26 | 4.39 | -0.13 |
| Feb | 4.39 | 4.24 | 0.15 |
| Mar | 3.26 | 3.57 | -0.31 |
| Apr | 1.01 | 1.02 | -0.01 |
| May | 0.36 | 0.47 | -0.11 |
| Jun | 0.07 | 0.12 | -0.05 |
| Jul | 0.01 | 0.03 | -0.02 |
| Aug | 0.01 | 0.02 | -0.01 |
| Sep | 0.07 | 0.07 | 0.00 |
| Oct | 0.74 | 0.69 | 0.05 |
| Nov | 1.32 | 1.35 | -0.03 |
| Dec | 3.01 | 2.89 | 0.12 |
18.51 | 18.86 | -0.35 |