| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.94 | 0.71 | 0.23 |
| Feb | 1.20 | 0.89 | 0.31 |
| Mar | 0.85 | 0.58 | 0.27 |
| Apr | 0.39 | 0.28 | 0.11 |
| May | 0.21 | 0.15 | 0.06 |
| Jun | 0.07 | 0.05 | 0.02 |
| Jul | 0.28 | 0.33 | -0.05 |
| Aug | 0.21 | 0.23 | -0.02 |
| Sep | 0.28 | 0.23 | 0.05 |
| Oct | 0.35 | 0.37 | -0.02 |
| Nov | 0.30 | 0.25 | 0.05 |
| Dec | 0.74 | 0.54 | 0.20 |
5.82 | 4.61 | 1.21 |