| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.46 | 1.50 | -0.04 |
| Feb | 1.22 | 1.38 | -0.16 |
| Mar | 0.88 | 1.03 | -0.15 |
| Apr | 0.72 | 0.77 | -0.05 |
| May | 0.80 | 0.84 | -0.04 |
| Jun | 0.34 | 0.36 | -0.02 |
| Jul | 1.12 | 1.03 | 0.09 |
| Aug | 1.37 | 1.27 | 0.10 |
| Sep | 1.35 | 1.41 | -0.06 |
| Oct | 1.30 | 1.36 | -0.06 |
| Nov | 0.84 | 0.92 | -0.08 |
| Dec | 1.15 | 1.30 | -0.15 |
12.55 | 13.17 | -0.62 |