| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.54 | -0.05 |
| Feb | 0.45 | 0.49 | -0.04 |
| Mar | 0.69 | 0.72 | -0.03 |
| Apr | 1.00 | 0.94 | 0.06 |
| May | 2.32 | 2.52 | -0.20 |
| Jun | 3.54 | 3.69 | -0.15 |
| Jul | 2.60 | 2.81 | -0.21 |
| Aug | 1.90 | 1.96 | -0.06 |
| Sep | 1.66 | 1.75 | -0.09 |
| Oct | 1.15 | 1.24 | -0.09 |
| Nov | 0.60 | 0.70 | -0.10 |
| Dec | 0.60 | 0.64 | -0.04 |
17.00 | 18.00 | -1.00 |