| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.52 | 0.01 |
| Feb | 0.69 | 0.64 | 0.05 |
| Mar | 1.09 | 1.10 | -0.01 |
| Apr | 2.64 | 2.73 | -0.09 |
| May | 3.31 | 3.53 | -0.22 |
| Jun | 3.77 | 3.79 | -0.02 |
| Jul | 2.95 | 2.93 | 0.02 |
| Aug | 2.82 | 2.88 | -0.06 |
| Sep | 2.45 | 2.45 | 0.00 |
| Oct | 1.97 | 2.02 | -0.05 |
| Nov | 0.78 | 0.83 | -0.05 |
| Dec | 0.59 | 0.61 | -0.02 |
23.59 | 24.03 | -0.44 |