| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.41 | 0.05 |
| Feb | 0.55 | 0.46 | 0.09 |
| Mar | 1.08 | 1.07 | 0.01 |
| Apr | 1.94 | 1.84 | 0.10 |
| May | 2.54 | 2.46 | 0.08 |
| Jun | 2.03 | 1.97 | 0.06 |
| Jul | 2.31 | 2.37 | -0.06 |
| Aug | 1.98 | 2.28 | -0.30 |
| Sep | 1.29 | 1.15 | 0.14 |
| Oct | 1.03 | 1.01 | 0.02 |
| Nov | 0.71 | 0.64 | 0.07 |
| Dec | 0.48 | 0.43 | 0.05 |
16.40 | 16.09 | 0.31 |