| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.91 | -0.15 |
| Feb | 0.96 | 1.05 | -0.09 |
| Mar | 1.95 | 2.49 | -0.54 |
| Apr | 2.52 | 2.94 | -0.42 |
| May | 2.43 | 2.73 | -0.30 |
| Jun | 1.87 | 2.00 | -0.13 |
| Jul | 2.46 | 2.37 | 0.09 |
| Aug | 2.36 | 2.64 | -0.28 |
| Sep | 1.56 | 1.82 | -0.26 |
| Oct | 1.30 | 1.68 | -0.38 |
| Nov | 0.92 | 1.17 | -0.25 |
| Dec | 0.81 | 1.05 | -0.24 |
19.90 | 22.85 | -2.95 |