| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.29 | 0.31 | -0.02 |
| Feb | 0.35 | 0.34 | 0.01 |
| Mar | 0.76 | 0.73 | 0.03 |
| Apr | 1.41 | 1.49 | -0.08 |
| May | 1.57 | 1.55 | 0.02 |
| Jun | 1.24 | 1.19 | 0.05 |
| Jul | 1.79 | 1.80 | -0.01 |
| Aug | 1.92 | 2.04 | -0.12 |
| Sep | 0.82 | 0.67 | 0.15 |
| Oct | 0.85 | 0.77 | 0.08 |
| Nov | 0.55 | 0.45 | 0.10 |
| Dec | 0.29 | 0.28 | 0.01 |
11.84 | 11.62 | 0.22 |