| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.61 | 1.72 | -0.11 |
| Feb | 1.35 | 1.41 | -0.06 |
| Mar | 1.43 | 1.46 | -0.03 |
| Apr | 0.64 | 0.66 | -0.02 |
| May | 0.36 | 0.39 | -0.03 |
| Jun | 0.05 | 0.08 | -0.03 |
| Jul | 0.01 | 0.00 | 0.01 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.06 | 0.05 | 0.01 |
| Oct | 0.45 | 0.40 | 0.05 |
| Nov | 0.63 | 0.62 | 0.01 |
| Dec | 1.28 | 1.33 | -0.05 |
7.88 | 8.12 | -0.24 |