| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.10 | 1.09 | 0.01 |
| Feb | 0.89 | 0.94 | -0.05 |
| Mar | 0.93 | 1.03 | -0.10 |
| Apr | 0.70 | 0.71 | -0.01 |
| May | 0.66 | 0.76 | -0.10 |
| Jun | 0.42 | 0.45 | -0.03 |
| Jul | 2.06 | 2.07 | -0.01 |
| Aug | 2.28 | 2.57 | -0.29 |
| Sep | 1.39 | 1.41 | -0.02 |
| Oct | 1.02 | 1.02 | 0.00 |
| Nov | 0.89 | 0.92 | -0.03 |
| Dec | 0.96 | 1.02 | -0.06 |
13.30 | 13.99 | -0.69 |